1895881960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1567}}^1$

素因数の和:1763

約数の個数: 128

約数和(自身を含む): 5080320000

約数和(自身を除く): 3184438040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 149, 203, 232, 280, 290, 298, 406, 580, 596, 745, 812, 1015, 1043, 1160, 1192, 1490, 1567, 1624, 2030, 2086, 2980, 3134, 4060, 4172, 4321, 5215, 5960, 6268, 7835, 8120, 8344, 8642, 10430, 10969, 12536, 15670, 17284, 20860, 21605, 21938, 30247, 31340, 34568, 41720, 43210, 43876, 45443, 54845, 60494, 62680, 86420, 87752, 90886, 109690, 120988, 151235, 172840, 181772, 219380, 227215, 233483, 241976, 302470, 318101, 363544, 438760, 454430, 466966, 604940, 636202, 908860, 933932, 1167415, 1209880, 1272404, 1590505, 1634381, 1817720, 1867864, 2334830, 2544808, 3181010, 3268762, 4669660, 6362020, 6537524, 6771007, 8171905, 9339320, 12724040, 13075048, 13542014, 16343810, 27084028, 32687620, 33855035, 47397049, 54168056, 65375240, 67710070, 94794098, 135420140, 189588196, 236985245, 270840280, 379176392, 473970490, 947940980, 1895881960]

約数ペア:

[(1, 1895881960), (2, 947940980), (4, 473970490), (5, 379176392), (7, 270840280), (8, 236985245), (10, 189588196), (14, 135420140), (20, 94794098), (28, 67710070), (29, 65375240), (35, 54168056), (40, 47397049), (56, 33855035), (58, 32687620), (70, 27084028), (116, 16343810), (140, 13542014), (145, 13075048), (149, 12724040), (203, 9339320), (232, 8171905), (280, 6771007), (290, 6537524), (298, 6362020), (406, 4669660), (580, 3268762), (596, 3181010), (745, 2544808), (812, 2334830), (1015, 1867864), (1043, 1817720), (1160, 1634381), (1192, 1590505), (1490, 1272404), (1567, 1209880), (1624, 1167415), (2030, 933932), (2086, 908860), (2980, 636202), (3134, 604940), (4060, 466966), (4172, 454430), (4321, 438760), (5215, 363544), (5960, 318101), (6268, 302470), (7835, 241976), (8120, 233483), (8344, 227215), (8642, 219380), (10430, 181772), (10969, 172840), (12536, 151235), (15670, 120988), (17284, 109690), (20860, 90886), (21605, 87752), (21938, 86420), (30247, 62680), (31340, 60494), (34568, 54845), (41720, 45443), (43210, 43876)]