2007181280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50789}}^1$

素因数の和:50836

約数の個数: 96

約数和(自身を含む): 5375613600

約数和(自身を除く): 3368432320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7904, 9880, 19760, 39520, 50789, 101578, 203156, 253945, 406312, 507890, 660257, 812624, 964991, 1015780, 1320514, 1625248, 1929982, 2031560, 2641028, 3301285, 3859964, 4063120, 4824955, 5282056, 6602570, 7719928, 8126240, 9649910, 10564112, 12544883, 13205140, 15439856, 19299820, 21128224, 25089766, 26410280, 30879712, 38599640, 50179532, 52820560, 62724415, 77199280, 100359064, 105641120, 125448830, 154398560, 200718128, 250897660, 401436256, 501795320, 1003590640, 2007181280]

約数ペア:

[(1, 2007181280), (2, 1003590640), (4, 501795320), (5, 401436256), (8, 250897660), (10, 200718128), (13, 154398560), (16, 125448830), (19, 105641120), (20, 100359064), (26, 77199280), (32, 62724415), (38, 52820560), (40, 50179532), (52, 38599640), (65, 30879712), (76, 26410280), (80, 25089766), (95, 21128224), (104, 19299820), (130, 15439856), (152, 13205140), (160, 12544883), (190, 10564112), (208, 9649910), (247, 8126240), (260, 7719928), (304, 6602570), (380, 5282056), (416, 4824955), (494, 4063120), (520, 3859964), (608, 3301285), (760, 2641028), (988, 2031560), (1040, 1929982), (1235, 1625248), (1520, 1320514), (1976, 1015780), (2080, 964991), (2470, 812624), (3040, 660257), (3952, 507890), (4940, 406312), (7904, 253945), (9880, 203156), (19760, 101578), (39520, 50789)]