20440050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3169}}^1$

素因数の和:3227

約数の個数: 48

約数和(自身を含む): 51886560

約数和(自身を除く): 31446510

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 3169, 3225, 6338, 6450, 9507, 15845, 19014, 31690, 47535, 79225, 95070, 136267, 158450, 237675, 272534, 408801, 475350, 681335, 817602, 1362670, 2044005, 3406675, 4088010, 6813350, 10220025, 20440050]

約数ペア:

[(1, 20440050), (2, 10220025), (3, 6813350), (5, 4088010), (6, 3406675), (10, 2044005), (15, 1362670), (25, 817602), (30, 681335), (43, 475350), (50, 408801), (75, 272534), (86, 237675), (129, 158450), (150, 136267), (215, 95070), (258, 79225), (430, 47535), (645, 31690), (1075, 19014), (1290, 15845), (2150, 9507), (3169, 6450), (3225, 6338)]