1499780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 1887100

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 59, 62, 82, 118, 124, 155, 164, 205, 236, 295, 310, 410, 590, 620, 820, 1180, 1271, 1829, 2419, 2542, 3658, 4838, 5084, 6355, 7316, 9145, 9676, 12095, 12710, 18290, 24190, 25420, 36580, 48380, 74989, 149978, 299956, 374945, 749890, 1499780]

約数ペア:

[(1, 1499780), (2, 749890), (4, 374945), (5, 299956), (10, 149978), (20, 74989), (31, 48380), (41, 36580), (59, 25420), (62, 24190), (82, 18290), (118, 12710), (124, 12095), (155, 9676), (164, 9145), (205, 7316), (236, 6355), (295, 5084), (310, 4838), (410, 3658), (590, 2542), (620, 2419), (820, 1829), (1180, 1271)]