19348527640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{6379}}^1$

素因数の和:6729

約数の個数: 128

約数和(自身を含む): 49519008000

約数和(自身を除く): 30170480360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 307, 380, 494, 520, 614, 760, 988, 1228, 1235, 1535, 1976, 2456, 2470, 3070, 3991, 4940, 5833, 6140, 6379, 7982, 9880, 11666, 12280, 12758, 15964, 19955, 23332, 25516, 29165, 31895, 31928, 39910, 46664, 51032, 58330, 63790, 75829, 79820, 82927, 116660, 121201, 127580, 151658, 159640, 165854, 233320, 242402, 255160, 303316, 331708, 379145, 414635, 484804, 606005, 606632, 663416, 758290, 829270, 969608, 1212010, 1516580, 1575613, 1658540, 1958353, 2424020, 3033160, 3151226, 3317080, 3916706, 4848040, 6302452, 7833412, 7878065, 9791765, 12604904, 15666824, 15756130, 19583530, 25458589, 31512260, 37208707, 39167060, 50917178, 63024520, 74417414, 78334120, 101834356, 127292945, 148834828, 186043535, 203668712, 254585890, 297669656, 372087070, 483713191, 509171780, 744174140, 967426382, 1018343560, 1488348280, 1934852764, 2418565955, 3869705528, 4837131910, 9674263820, 19348527640]

約数ペア:

[(1, 19348527640), (2, 9674263820), (4, 4837131910), (5, 3869705528), (8, 2418565955), (10, 1934852764), (13, 1488348280), (19, 1018343560), (20, 967426382), (26, 744174140), (38, 509171780), (40, 483713191), (52, 372087070), (65, 297669656), (76, 254585890), (95, 203668712), (104, 186043535), (130, 148834828), (152, 127292945), (190, 101834356), (247, 78334120), (260, 74417414), (307, 63024520), (380, 50917178), (494, 39167060), (520, 37208707), (614, 31512260), (760, 25458589), (988, 19583530), (1228, 15756130), (1235, 15666824), (1535, 12604904), (1976, 9791765), (2456, 7878065), (2470, 7833412), (3070, 6302452), (3991, 4848040), (4940, 3916706), (5833, 3317080), (6140, 3151226), (6379, 3033160), (7982, 2424020), (9880, 1958353), (11666, 1658540), (12280, 1575613), (12758, 1516580), (15964, 1212010), (19955, 969608), (23332, 829270), (25516, 758290), (29165, 663416), (31895, 606632), (31928, 606005), (39910, 484804), (46664, 414635), (51032, 379145), (58330, 331708), (63790, 303316), (75829, 255160), (79820, 242402), (82927, 233320), (116660, 165854), (121201, 159640), (127580, 151658)]