31470460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11831}}^1$

素因数の和:11866

約数の個数: 48

約数和(自身を含む): 79511040

約数和(自身を除く): 48040580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11831, 23662, 47324, 59155, 82817, 118310, 165634, 224789, 236620, 331268, 414085, 449578, 828170, 899156, 1123945, 1573523, 1656340, 2247890, 3147046, 4495780, 6294092, 7867615, 15735230, 31470460]

約数ペア:

[(1, 31470460), (2, 15735230), (4, 7867615), (5, 6294092), (7, 4495780), (10, 3147046), (14, 2247890), (19, 1656340), (20, 1573523), (28, 1123945), (35, 899156), (38, 828170), (70, 449578), (76, 414085), (95, 331268), (133, 236620), (140, 224789), (190, 165634), (266, 118310), (380, 82817), (532, 59155), (665, 47324), (1330, 23662), (2660, 11831)]