40624480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19531}}^1$

素因数の和:19559

約数の個数: 48

約数和(自身を含む): 103363344

約数和(自身を除く): 62738864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 19531, 39062, 78124, 97655, 156248, 195310, 253903, 312496, 390620, 507806, 624992, 781240, 1015612, 1269515, 1562480, 2031224, 2539030, 3124960, 4062448, 5078060, 8124896, 10156120, 20312240, 40624480]

約数ペア:

[(1, 40624480), (2, 20312240), (4, 10156120), (5, 8124896), (8, 5078060), (10, 4062448), (13, 3124960), (16, 2539030), (20, 2031224), (26, 1562480), (32, 1269515), (40, 1015612), (52, 781240), (65, 624992), (80, 507806), (104, 390620), (130, 312496), (160, 253903), (208, 195310), (260, 156248), (416, 97655), (520, 78124), (1040, 39062), (2080, 19531)]