19860360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 66528000

約数和(自身を除く): 46667640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 439, 520, 580, 696, 754, 780, 870, 878, 1131, 1160, 1317, 1508, 1560, 1740, 1756, 1885, 2195, 2262, 2634, 3016, 3480, 3512, 3770, 4390, 4524, 5268, 5655, 5707, 6585, 7540, 8780, 9048, 10536, 11310, 11414, 12731, 13170, 15080, 17121, 17560, 22620, 22828, 25462, 26340, 28535, 34242, 38193, 45240, 45656, 50924, 52680, 57070, 63655, 68484, 76386, 85605, 101848, 114140, 127310, 136968, 152772, 165503, 171210, 190965, 228280, 254620, 305544, 331006, 342420, 381930, 496509, 509240, 662012, 684840, 763860, 827515, 993018, 1324024, 1527720, 1655030, 1986036, 2482545, 3310060, 3972072, 4965090, 6620120, 9930180, 19860360]

約数ペア:

[(1, 19860360), (2, 9930180), (3, 6620120), (4, 4965090), (5, 3972072), (6, 3310060), (8, 2482545), (10, 1986036), (12, 1655030), (13, 1527720), (15, 1324024), (20, 993018), (24, 827515), (26, 763860), (29, 684840), (30, 662012), (39, 509240), (40, 496509), (52, 381930), (58, 342420), (60, 331006), (65, 305544), (78, 254620), (87, 228280), (104, 190965), (116, 171210), (120, 165503), (130, 152772), (145, 136968), (156, 127310), (174, 114140), (195, 101848), (232, 85605), (260, 76386), (290, 68484), (312, 63655), (348, 57070), (377, 52680), (390, 50924), (435, 45656), (439, 45240), (520, 38193), (580, 34242), (696, 28535), (754, 26340), (780, 25462), (870, 22828), (878, 22620), (1131, 17560), (1160, 17121), (1317, 15080), (1508, 13170), (1560, 12731), (1740, 11414), (1756, 11310), (1885, 10536), (2195, 9048), (2262, 8780), (2634, 7540), (3016, 6585), (3480, 5707), (3512, 5655), (3770, 5268), (4390, 4524)]