13197940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3041}}^1$

素因数の和:3088

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 19509644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 3041, 4340, 6082, 12164, 15205, 21287, 30410, 42574, 60820, 85148, 94271, 106435, 188542, 212870, 377084, 425740, 471355, 659897, 942710, 1319794, 1885420, 2639588, 3299485, 6598970, 13197940]

約数ペア:

[(1, 13197940), (2, 6598970), (4, 3299485), (5, 2639588), (7, 1885420), (10, 1319794), (14, 942710), (20, 659897), (28, 471355), (31, 425740), (35, 377084), (62, 212870), (70, 188542), (124, 106435), (140, 94271), (155, 85148), (217, 60820), (310, 42574), (434, 30410), (620, 21287), (868, 15205), (1085, 12164), (2170, 6082), (3041, 4340)]