421055330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{2789}}^1$

素因数の和:3314

約数の個数: 32

約数和(自身を含む): 784235520

約数和(自身を除く): 363180190

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 487, 974, 2435, 2789, 4870, 5578, 13945, 15097, 27890, 30194, 75485, 86459, 150970, 172918, 432295, 864590, 1358243, 2716486, 6791215, 13582430, 42105533, 84211066, 210527665, 421055330]

約数ペア:

[(1, 421055330), (2, 210527665), (5, 84211066), (10, 42105533), (31, 13582430), (62, 6791215), (155, 2716486), (310, 1358243), (487, 864590), (974, 432295), (2435, 172918), (2789, 150970), (4870, 86459), (5578, 75485), (13945, 30194), (15097, 27890)]