1390984270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{907}}^1$

素因数の和:1225

約数の個数: 64

約数和(自身を含む): 2767758336

約数和(自身を除く): 1376774066

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 251, 470, 502, 611, 907, 1222, 1255, 1814, 2510, 3055, 3263, 4535, 6110, 6526, 9070, 11791, 11797, 16315, 23582, 23594, 32630, 42629, 58955, 58985, 85258, 117910, 117970, 153361, 213145, 227657, 306722, 426290, 455314, 554177, 766805, 1108354, 1138285, 1533610, 2276570, 2770885, 2959541, 5541770, 5919082, 10699879, 14797705, 21399758, 29595410, 53499395, 106998790, 139098427, 278196854, 695492135, 1390984270]

約数ペア:

[(1, 1390984270), (2, 695492135), (5, 278196854), (10, 139098427), (13, 106998790), (26, 53499395), (47, 29595410), (65, 21399758), (94, 14797705), (130, 10699879), (235, 5919082), (251, 5541770), (470, 2959541), (502, 2770885), (611, 2276570), (907, 1533610), (1222, 1138285), (1255, 1108354), (1814, 766805), (2510, 554177), (3055, 455314), (3263, 426290), (4535, 306722), (6110, 227657), (6526, 213145), (9070, 153361), (11791, 117970), (11797, 117910), (16315, 85258), (23582, 58985), (23594, 58955), (32630, 42629)]