40803490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44839}}^1$

素因数の和:44866

約数の個数: 32

約数和(自身を含む): 90397440

約数和(自身を除く): 49593950

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 44839, 89678, 224195, 313873, 448390, 582907, 627746, 1165814, 1569365, 2914535, 3138730, 4080349, 5829070, 8160698, 20401745, 40803490]

約数ペア:

[(1, 40803490), (2, 20401745), (5, 8160698), (7, 5829070), (10, 4080349), (13, 3138730), (14, 2914535), (26, 1569365), (35, 1165814), (65, 627746), (70, 582907), (91, 448390), (130, 313873), (182, 224195), (455, 89678), (910, 44839)]