40140230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 84587328

約数和(自身を除く): 44447098

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 410, 442, 443, 533, 697, 886, 1066, 1105, 1394, 2210, 2215, 2665, 3485, 4430, 5330, 5759, 6970, 7531, 9061, 11518, 15062, 18122, 18163, 28795, 36326, 37655, 45305, 57590, 75310, 90610, 90815, 97903, 181630, 195806, 236119, 308771, 472238, 489515, 617542, 979030, 1180595, 1543855, 2361190, 3087710, 4014023, 8028046, 20070115, 40140230]

約数ペア:

[(1, 40140230), (2, 20070115), (5, 8028046), (10, 4014023), (13, 3087710), (17, 2361190), (26, 1543855), (34, 1180595), (41, 979030), (65, 617542), (82, 489515), (85, 472238), (130, 308771), (170, 236119), (205, 195806), (221, 181630), (410, 97903), (442, 90815), (443, 90610), (533, 75310), (697, 57590), (886, 45305), (1066, 37655), (1105, 36326), (1394, 28795), (2210, 18163), (2215, 18122), (2665, 15062), (3485, 11518), (4430, 9061), (5330, 7531), (5759, 6970)]