1397431380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1225817}}^1$

素因数の和:1225848

約数の個数: 48

約数和(自身を含む): 4118748480

約数和(自身を除く): 2721317100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1225817, 2451634, 3677451, 4903268, 6129085, 7354902, 12258170, 14709804, 18387255, 23290523, 24516340, 36774510, 46581046, 69871569, 73549020, 93162092, 116452615, 139743138, 232905230, 279486276, 349357845, 465810460, 698715690, 1397431380]

約数ペア:

[(1, 1397431380), (2, 698715690), (3, 465810460), (4, 349357845), (5, 279486276), (6, 232905230), (10, 139743138), (12, 116452615), (15, 93162092), (19, 73549020), (20, 69871569), (30, 46581046), (38, 36774510), (57, 24516340), (60, 23290523), (76, 18387255), (95, 14709804), (114, 12258170), (190, 7354902), (228, 6129085), (285, 4903268), (380, 3677451), (570, 2451634), (1140, 1225817)]