1963430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4007}}^1$

素因数の和:4028

約数の個数: 24

約数和(自身を含む): 4112208

約数和(自身を除く): 2148778

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4007, 8014, 20035, 28049, 40070, 56098, 140245, 196343, 280490, 392686, 981715, 1963430]

約数ペア:

[(1, 1963430), (2, 981715), (5, 392686), (7, 280490), (10, 196343), (14, 140245), (35, 56098), (49, 40070), (70, 28049), (98, 20035), (245, 8014), (490, 4007)]