858992420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{300347}}^1$

素因数の和:300380

約数の個数: 48

約数和(自身を含む): 2119255488

約数和(自身を除く): 1260263068

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 300347, 600694, 1201388, 1501735, 3003470, 3303817, 3904511, 6006940, 6607634, 7809022, 13215268, 15618044, 16519085, 19522555, 33038170, 39045110, 42949621, 66076340, 78090220, 85899242, 171798484, 214748105, 429496210, 858992420]

約数ペア:

[(1, 858992420), (2, 429496210), (4, 214748105), (5, 171798484), (10, 85899242), (11, 78090220), (13, 66076340), (20, 42949621), (22, 39045110), (26, 33038170), (44, 19522555), (52, 16519085), (55, 15618044), (65, 13215268), (110, 7809022), (130, 6607634), (143, 6006940), (220, 3904511), (260, 3303817), (286, 3003470), (572, 1501735), (715, 1201388), (1430, 600694), (2860, 300347)]