2015411320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{203989}}^1$

素因数の和:204032

約数の個数: 64

約数和(自身を含む): 5140548000

約数和(自身を除く): 3125136680

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, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 203989, 407978, 815956, 1019945, 1631912, 2039890, 2651857, 3875791, 4079780, 5303714, 7751582, 8159560, 10607428, 13259285, 15503164, 19378955, 21214856, 26518570, 31006328, 38757910, 50385283, 53037140, 77515820, 100770566, 106074280, 155031640, 201541132, 251926415, 403082264, 503852830, 1007705660, 2015411320]

約数ペア:

[(1, 2015411320), (2, 1007705660), (4, 503852830), (5, 403082264), (8, 251926415), (10, 201541132), (13, 155031640), (19, 106074280), (20, 100770566), (26, 77515820), (38, 53037140), (40, 50385283), (52, 38757910), (65, 31006328), (76, 26518570), (95, 21214856), (104, 19378955), (130, 15503164), (152, 13259285), (190, 10607428), (247, 8159560), (260, 7751582), (380, 5303714), (494, 4079780), (520, 3875791), (760, 2651857), (988, 2039890), (1235, 1631912), (1976, 1019945), (2470, 815956), (4940, 407978), (9880, 203989)]