3502720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 9039240

約数和(自身を除く): 5536520

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, 320, 416, 421, 520, 640, 832, 842, 1040, 1664, 1684, 2080, 2105, 3368, 4160, 4210, 5473, 6736, 8320, 8420, 10946, 13472, 16840, 21892, 26944, 27365, 33680, 43784, 53888, 54730, 67360, 87568, 109460, 134720, 175136, 218920, 269440, 350272, 437840, 700544, 875680, 1751360, 3502720]

約数ペア:

[(1, 3502720), (2, 1751360), (4, 875680), (5, 700544), (8, 437840), (10, 350272), (13, 269440), (16, 218920), (20, 175136), (26, 134720), (32, 109460), (40, 87568), (52, 67360), (64, 54730), (65, 53888), (80, 43784), (104, 33680), (128, 27365), (130, 26944), (160, 21892), (208, 16840), (260, 13472), (320, 10946), (416, 8420), (421, 8320), (520, 6736), (640, 5473), (832, 4210), (842, 4160), (1040, 3368), (1664, 2105), (1684, 2080)]