28042860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1495

約数の個数: 96

約数和(自身を含む): 87575040

約数和(自身を除く): 59532180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1447, 1615, 1938, 2894, 3230, 3876, 4341, 4845, 5788, 6460, 7235, 8682, 9690, 14470, 17364, 19380, 21705, 24599, 27493, 28940, 43410, 49198, 54986, 73797, 82479, 86820, 98396, 109972, 122995, 137465, 147594, 164958, 245990, 274930, 295188, 329916, 368985, 412395, 467381, 491980, 549860, 737970, 824790, 934762, 1402143, 1475940, 1649580, 1869524, 2336905, 2804286, 4673810, 5608572, 7010715, 9347620, 14021430, 28042860]

約数ペア:

[(1, 28042860), (2, 14021430), (3, 9347620), (4, 7010715), (5, 5608572), (6, 4673810), (10, 2804286), (12, 2336905), (15, 1869524), (17, 1649580), (19, 1475940), (20, 1402143), (30, 934762), (34, 824790), (38, 737970), (51, 549860), (57, 491980), (60, 467381), (68, 412395), (76, 368985), (85, 329916), (95, 295188), (102, 274930), (114, 245990), (170, 164958), (190, 147594), (204, 137465), (228, 122995), (255, 109972), (285, 98396), (323, 86820), (340, 82479), (380, 73797), (510, 54986), (570, 49198), (646, 43410), (969, 28940), (1020, 27493), (1140, 24599), (1292, 21705), (1447, 19380), (1615, 17364), (1938, 14470), (2894, 9690), (3230, 8682), (3876, 7235), (4341, 6460), (4845, 5788)]