15191860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 33384960

約数和(自身を除く): 18193100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 107, 124, 155, 214, 229, 310, 428, 458, 535, 620, 916, 1070, 1145, 2140, 2290, 3317, 4580, 6634, 7099, 13268, 14198, 16585, 24503, 28396, 33170, 35495, 49006, 66340, 70990, 98012, 122515, 141980, 245030, 490060, 759593, 1519186, 3038372, 3797965, 7595930, 15191860]

約数ペア:

[(1, 15191860), (2, 7595930), (4, 3797965), (5, 3038372), (10, 1519186), (20, 759593), (31, 490060), (62, 245030), (107, 141980), (124, 122515), (155, 98012), (214, 70990), (229, 66340), (310, 49006), (428, 35495), (458, 33170), (535, 28396), (620, 24503), (916, 16585), (1070, 14198), (1145, 13268), (2140, 7099), (2290, 6634), (3317, 4580)]