39852880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 98743680

約数和(自身を除く): 58890800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 167, 190, 304, 314, 334, 380, 628, 668, 760, 785, 835, 1256, 1336, 1520, 1570, 1670, 2512, 2672, 2983, 3140, 3173, 3340, 5966, 6280, 6346, 6680, 11932, 12560, 12692, 13360, 14915, 15865, 23864, 25384, 26219, 29830, 31730, 47728, 50768, 52438, 59660, 63460, 104876, 119320, 126920, 131095, 209752, 238640, 253840, 262190, 419504, 498161, 524380, 996322, 1048760, 1992644, 2097520, 2490805, 3985288, 4981610, 7970576, 9963220, 19926440, 39852880]

約数ペア:

[(1, 39852880), (2, 19926440), (4, 9963220), (5, 7970576), (8, 4981610), (10, 3985288), (16, 2490805), (19, 2097520), (20, 1992644), (38, 1048760), (40, 996322), (76, 524380), (80, 498161), (95, 419504), (152, 262190), (157, 253840), (167, 238640), (190, 209752), (304, 131095), (314, 126920), (334, 119320), (380, 104876), (628, 63460), (668, 59660), (760, 52438), (785, 50768), (835, 47728), (1256, 31730), (1336, 29830), (1520, 26219), (1570, 25384), (1670, 23864), (2512, 15865), (2672, 14915), (2983, 13360), (3140, 12692), (3173, 12560), (3340, 11932), (5966, 6680), (6280, 6346)]