23135920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 58567680

約数和(自身を除く): 35431760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 491, 496, 589, 620, 760, 982, 1178, 1240, 1520, 1964, 2356, 2455, 2480, 2945, 3928, 4712, 4910, 5890, 7856, 9329, 9424, 9820, 11780, 15221, 18658, 19640, 23560, 30442, 37316, 39280, 46645, 47120, 60884, 74632, 76105, 93290, 121768, 149264, 152210, 186580, 243536, 289199, 304420, 373160, 578398, 608840, 746320, 1156796, 1217680, 1445995, 2313592, 2891990, 4627184, 5783980, 11567960, 23135920]

約数ペア:

[(1, 23135920), (2, 11567960), (4, 5783980), (5, 4627184), (8, 2891990), (10, 2313592), (16, 1445995), (19, 1217680), (20, 1156796), (31, 746320), (38, 608840), (40, 578398), (62, 373160), (76, 304420), (80, 289199), (95, 243536), (124, 186580), (152, 152210), (155, 149264), (190, 121768), (248, 93290), (304, 76105), (310, 74632), (380, 60884), (491, 47120), (496, 46645), (589, 39280), (620, 37316), (760, 30442), (982, 23560), (1178, 19640), (1240, 18658), (1520, 15221), (1964, 11780), (2356, 9820), (2455, 9424), (2480, 9329), (2945, 7856), (3928, 5890), (4712, 4910)]