18627070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1465

約数の個数: 64

約数和(自身を含む): 44292096

約数和(自身を除く): 25665026

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1423, 1870, 2618, 2846, 6545, 7115, 9961, 13090, 14230, 15653, 19922, 24191, 31306, 48382, 49805, 78265, 99610, 109571, 120955, 156530, 169337, 219142, 241910, 266101, 338674, 532202, 547855, 846685, 1095710, 1330505, 1693370, 1862707, 2661010, 3725414, 9313535, 18627070]

約数ペア:

[(1, 18627070), (2, 9313535), (5, 3725414), (7, 2661010), (10, 1862707), (11, 1693370), (14, 1330505), (17, 1095710), (22, 846685), (34, 547855), (35, 532202), (55, 338674), (70, 266101), (77, 241910), (85, 219142), (110, 169337), (119, 156530), (154, 120955), (170, 109571), (187, 99610), (238, 78265), (374, 49805), (385, 48382), (595, 31306), (770, 24191), (935, 19922), (1190, 15653), (1309, 14230), (1423, 13090), (1870, 9961), (2618, 7115), (2846, 6545)]