2015820220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 4618772928

約数和(自身を除く): 2602952708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 173, 215, 340, 346, 430, 692, 731, 797, 860, 865, 1462, 1594, 1730, 2924, 2941, 3188, 3460, 3655, 3985, 5882, 7310, 7439, 7970, 11764, 13549, 14620, 14705, 14878, 15940, 27098, 29410, 29756, 34271, 37195, 54196, 58820, 67745, 68542, 74390, 126463, 135490, 137084, 137881, 148780, 171355, 252926, 270980, 275762, 342710, 505852, 551524, 582607, 632315, 685420, 689405, 1165214, 1264630, 1378810, 2330428, 2343977, 2529260, 2757620, 2913035, 4687954, 5826070, 5928883, 9375908, 11652140, 11719885, 11857766, 23439770, 23715532, 29644415, 46879540, 59288830, 100791011, 118577660, 201582022, 403164044, 503955055, 1007910110, 2015820220]

約数ペア:

[(1, 2015820220), (2, 1007910110), (4, 503955055), (5, 403164044), (10, 201582022), (17, 118577660), (20, 100791011), (34, 59288830), (43, 46879540), (68, 29644415), (85, 23715532), (86, 23439770), (170, 11857766), (172, 11719885), (173, 11652140), (215, 9375908), (340, 5928883), (346, 5826070), (430, 4687954), (692, 2913035), (731, 2757620), (797, 2529260), (860, 2343977), (865, 2330428), (1462, 1378810), (1594, 1264630), (1730, 1165214), (2924, 689405), (2941, 685420), (3188, 632315), (3460, 582607), (3655, 551524), (3985, 505852), (5882, 342710), (7310, 275762), (7439, 270980), (7970, 252926), (11764, 171355), (13549, 148780), (14620, 137881), (14705, 137084), (14878, 135490), (15940, 126463), (27098, 74390), (29410, 68542), (29756, 67745), (34271, 58820), (37195, 54196)]