40857440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1511}}^1$

素因数の和:1552

約数の個数: 72

約数和(自身を含む): 104591088

約数和(自身を除く): 63733648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1511, 1690, 2080, 2704, 3022, 3380, 5408, 6044, 6760, 7555, 12088, 13520, 15110, 19643, 24176, 27040, 30220, 39286, 48352, 60440, 78572, 98215, 120880, 157144, 196430, 241760, 255359, 314288, 392860, 510718, 628576, 785720, 1021436, 1276795, 1571440, 2042872, 2553590, 3142880, 4085744, 5107180, 8171488, 10214360, 20428720, 40857440]

約数ペア:

[(1, 40857440), (2, 20428720), (4, 10214360), (5, 8171488), (8, 5107180), (10, 4085744), (13, 3142880), (16, 2553590), (20, 2042872), (26, 1571440), (32, 1276795), (40, 1021436), (52, 785720), (65, 628576), (80, 510718), (104, 392860), (130, 314288), (160, 255359), (169, 241760), (208, 196430), (260, 157144), (338, 120880), (416, 98215), (520, 78572), (676, 60440), (845, 48352), (1040, 39286), (1352, 30220), (1511, 27040), (1690, 24176), (2080, 19643), (2704, 15110), (3022, 13520), (3380, 12088), (5408, 7555), (6044, 6760)]