397120790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{3011}}^1$

素因数の和:3149

約数の個数: 48

約数和(自身を含む): 793180080

約数和(自身を除く): 396059290

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 121, 218, 242, 545, 605, 1090, 1199, 1210, 2398, 3011, 5995, 6022, 11990, 13189, 15055, 26378, 30110, 33121, 65945, 66242, 131890, 165605, 328199, 331210, 364331, 656398, 728662, 1640995, 1821655, 3281990, 3610189, 3643310, 7220378, 18050945, 36101890, 39712079, 79424158, 198560395, 397120790]

約数ペア:

[(1, 397120790), (2, 198560395), (5, 79424158), (10, 39712079), (11, 36101890), (22, 18050945), (55, 7220378), (109, 3643310), (110, 3610189), (121, 3281990), (218, 1821655), (242, 1640995), (545, 728662), (605, 656398), (1090, 364331), (1199, 331210), (1210, 328199), (2398, 165605), (3011, 131890), (5995, 66242), (6022, 65945), (11990, 33121), (13189, 30110), (15055, 26378)]