38809780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 52635980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 47, 53, 76, 82, 94, 95, 106, 164, 188, 190, 205, 212, 235, 265, 380, 410, 470, 530, 779, 820, 893, 940, 1007, 1060, 1558, 1786, 1927, 2014, 2173, 2491, 3116, 3572, 3854, 3895, 4028, 4346, 4465, 4982, 5035, 7708, 7790, 8692, 8930, 9635, 9964, 10070, 10865, 12455, 15580, 17860, 19270, 20140, 21730, 24910, 36613, 38540, 41287, 43460, 47329, 49820, 73226, 82574, 94658, 102131, 146452, 165148, 183065, 189316, 204262, 206435, 236645, 366130, 408524, 412870, 473290, 510655, 732260, 825740, 946580, 1021310, 1940489, 2042620, 3880978, 7761956, 9702445, 19404890, 38809780]

約数ペア:

[(1, 38809780), (2, 19404890), (4, 9702445), (5, 7761956), (10, 3880978), (19, 2042620), (20, 1940489), (38, 1021310), (41, 946580), (47, 825740), (53, 732260), (76, 510655), (82, 473290), (94, 412870), (95, 408524), (106, 366130), (164, 236645), (188, 206435), (190, 204262), (205, 189316), (212, 183065), (235, 165148), (265, 146452), (380, 102131), (410, 94658), (470, 82574), (530, 73226), (779, 49820), (820, 47329), (893, 43460), (940, 41287), (1007, 38540), (1060, 36613), (1558, 24910), (1786, 21730), (1927, 20140), (2014, 19270), (2173, 17860), (2491, 15580), (3116, 12455), (3572, 10865), (3854, 10070), (3895, 9964), (4028, 9635), (4346, 8930), (4465, 8692), (4982, 7790), (5035, 7708)]