20588348540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{619}}^1$

素因数の和:1155

約数の個数: 96

約数和(自身を含む): 44772134400

約数和(自身を除く): 24183785860

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 397, 590, 619, 710, 794, 1180, 1238, 1420, 1588, 1985, 2476, 3095, 3970, 4189, 6190, 7940, 8378, 12380, 16756, 20945, 23423, 28187, 36521, 41890, 43949, 46846, 56374, 73042, 83780, 87898, 93692, 112748, 117115, 140935, 146084, 175796, 182605, 219745, 234230, 245743, 281870, 365210, 439490, 468460, 491486, 563740, 730420, 878980, 982972, 1228715, 1663033, 2457430, 2592991, 3326066, 4914860, 5185982, 6652132, 8315165, 10371964, 12964955, 14498837, 16630330, 17447753, 25929910, 28997674, 33260660, 34895506, 51859820, 57995348, 69791012, 72494185, 87238765, 144988370, 174477530, 289976740, 348955060, 1029417427, 2058834854, 4117669708, 5147087135, 10294174270, 20588348540]

約数ペア:

[(1, 20588348540), (2, 10294174270), (4, 5147087135), (5, 4117669708), (10, 2058834854), (20, 1029417427), (59, 348955060), (71, 289976740), (118, 174477530), (142, 144988370), (236, 87238765), (284, 72494185), (295, 69791012), (355, 57995348), (397, 51859820), (590, 34895506), (619, 33260660), (710, 28997674), (794, 25929910), (1180, 17447753), (1238, 16630330), (1420, 14498837), (1588, 12964955), (1985, 10371964), (2476, 8315165), (3095, 6652132), (3970, 5185982), (4189, 4914860), (6190, 3326066), (7940, 2592991), (8378, 2457430), (12380, 1663033), (16756, 1228715), (20945, 982972), (23423, 878980), (28187, 730420), (36521, 563740), (41890, 491486), (43949, 468460), (46846, 439490), (56374, 365210), (73042, 281870), (83780, 245743), (87898, 234230), (93692, 219745), (112748, 182605), (117115, 175796), (140935, 146084)]