38444980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 98784000

約数和(自身を除く): 60339020

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 97, 133, 140, 149, 190, 194, 266, 298, 380, 388, 485, 532, 596, 665, 679, 745, 970, 1043, 1330, 1358, 1490, 1843, 1940, 2086, 2660, 2716, 2831, 2980, 3395, 3686, 4172, 5215, 5662, 6790, 7372, 9215, 10430, 11324, 12901, 13580, 14155, 14453, 18430, 19817, 20860, 25802, 28310, 28906, 36860, 39634, 51604, 56620, 57812, 64505, 72265, 79268, 99085, 101171, 129010, 144530, 198170, 202342, 258020, 274607, 289060, 396340, 404684, 505855, 549214, 1011710, 1098428, 1373035, 1922249, 2023420, 2746070, 3844498, 5492140, 7688996, 9611245, 19222490, 38444980]

約数ペア:

[(1, 38444980), (2, 19222490), (4, 9611245), (5, 7688996), (7, 5492140), (10, 3844498), (14, 2746070), (19, 2023420), (20, 1922249), (28, 1373035), (35, 1098428), (38, 1011710), (70, 549214), (76, 505855), (95, 404684), (97, 396340), (133, 289060), (140, 274607), (149, 258020), (190, 202342), (194, 198170), (266, 144530), (298, 129010), (380, 101171), (388, 99085), (485, 79268), (532, 72265), (596, 64505), (665, 57812), (679, 56620), (745, 51604), (970, 39634), (1043, 36860), (1330, 28906), (1358, 28310), (1490, 25802), (1843, 20860), (1940, 19817), (2086, 18430), (2660, 14453), (2716, 14155), (2831, 13580), (2980, 12901), (3395, 11324), (3686, 10430), (4172, 9215), (5215, 7372), (5662, 6790)]