39977970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^2$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 98013888

約数和(自身を除く): 58035918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 137, 142, 213, 274, 355, 411, 426, 685, 710, 822, 1065, 1370, 2055, 2130, 4110, 9727, 18769, 19454, 29181, 37538, 48635, 56307, 58362, 93845, 97270, 112614, 145905, 187690, 281535, 291810, 563070, 1332599, 2665198, 3997797, 6662995, 7995594, 13325990, 19988985, 39977970]

約数ペア:

[(1, 39977970), (2, 19988985), (3, 13325990), (5, 7995594), (6, 6662995), (10, 3997797), (15, 2665198), (30, 1332599), (71, 563070), (137, 291810), (142, 281535), (213, 187690), (274, 145905), (355, 112614), (411, 97270), (426, 93845), (685, 58362), (710, 56307), (822, 48635), (1065, 37538), (1370, 29181), (2055, 19454), (2130, 18769), (4110, 9727)]