3926860

素因数分解:

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

素因数の和:4030

約数の個数: 36

約数和(自身を含む): 9595152

約数和(自身を除く): 5668292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4007, 8014, 16028, 20035, 28049, 40070, 56098, 80140, 112196, 140245, 196343, 280490, 392686, 560980, 785372, 981715, 1963430, 3926860]

約数ペア:

[(1, 3926860), (2, 1963430), (4, 981715), (5, 785372), (7, 560980), (10, 392686), (14, 280490), (20, 196343), (28, 140245), (35, 112196), (49, 80140), (70, 56098), (98, 40070), (140, 28049), (196, 20035), (245, 16028), (490, 8014), (980, 4007)]