2604160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 6725880

約数和(自身を除く): 4121720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 313, 320, 416, 520, 626, 640, 832, 1040, 1252, 1565, 1664, 2080, 2504, 3130, 4069, 4160, 5008, 6260, 8138, 8320, 10016, 12520, 16276, 20032, 20345, 25040, 32552, 40064, 40690, 50080, 65104, 81380, 100160, 130208, 162760, 200320, 260416, 325520, 520832, 651040, 1302080, 2604160]

約数ペア:

[(1, 2604160), (2, 1302080), (4, 651040), (5, 520832), (8, 325520), (10, 260416), (13, 200320), (16, 162760), (20, 130208), (26, 100160), (32, 81380), (40, 65104), (52, 50080), (64, 40690), (65, 40064), (80, 32552), (104, 25040), (128, 20345), (130, 20032), (160, 16276), (208, 12520), (260, 10016), (313, 8320), (320, 8138), (416, 6260), (520, 5008), (626, 4160), (640, 4069), (832, 3130), (1040, 2504), (1252, 2080), (1565, 1664)]