30439160

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 71327520

約数和(自身を除く): 40888360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 131, 148, 157, 185, 262, 296, 314, 370, 524, 628, 655, 740, 785, 1048, 1256, 1310, 1480, 1570, 2620, 3140, 4847, 5240, 5809, 6280, 9694, 11618, 19388, 20567, 23236, 24235, 29045, 38776, 41134, 46472, 48470, 58090, 82268, 96940, 102835, 116180, 164536, 193880, 205670, 232360, 411340, 760979, 822680, 1521958, 3043916, 3804895, 6087832, 7609790, 15219580, 30439160]

約数ペア:

[(1, 30439160), (2, 15219580), (4, 7609790), (5, 6087832), (8, 3804895), (10, 3043916), (20, 1521958), (37, 822680), (40, 760979), (74, 411340), (131, 232360), (148, 205670), (157, 193880), (185, 164536), (262, 116180), (296, 102835), (314, 96940), (370, 82268), (524, 58090), (628, 48470), (655, 46472), (740, 41134), (785, 38776), (1048, 29045), (1256, 24235), (1310, 23236), (1480, 20567), (1570, 19388), (2620, 11618), (3140, 9694), (4847, 6280), (5240, 5809)]