190948840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{153991}}^1$

素因数の和:154033

約数の個数: 32

約数和(自身を含む): 443496960

約数和(自身を除く): 252548120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 153991, 307982, 615964, 769955, 1231928, 1539910, 3079820, 4773721, 6159640, 9547442, 19094884, 23868605, 38189768, 47737210, 95474420, 190948840]

約数ペア:

[(1, 190948840), (2, 95474420), (4, 47737210), (5, 38189768), (8, 23868605), (10, 19094884), (20, 9547442), (31, 6159640), (40, 4773721), (62, 3079820), (124, 1539910), (155, 1231928), (248, 769955), (310, 615964), (620, 307982), (1240, 153991)]