42917780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 94227840

約数和(自身を除く): 51310060

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 185, 236, 295, 370, 590, 740, 983, 1180, 1966, 2183, 3932, 4366, 4915, 8732, 9830, 10915, 19660, 21830, 36371, 43660, 57997, 72742, 115994, 145484, 181855, 231988, 289985, 363710, 579970, 727420, 1159940, 2145889, 4291778, 8583556, 10729445, 21458890, 42917780]

約数ペア:

[(1, 42917780), (2, 21458890), (4, 10729445), (5, 8583556), (10, 4291778), (20, 2145889), (37, 1159940), (59, 727420), (74, 579970), (118, 363710), (148, 289985), (185, 231988), (236, 181855), (295, 145484), (370, 115994), (590, 72742), (740, 57997), (983, 43660), (1180, 36371), (1966, 21830), (2183, 19660), (3932, 10915), (4366, 9830), (4915, 8732)]