28511340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3323}}^1$

素因数の和:3359

約数の個数: 96

約数和(自身を含む): 93816576

約数和(自身を除く): 65305236

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 3323, 4290, 6646, 8580, 9969, 13292, 16615, 19938, 33230, 36553, 39876, 43199, 49845, 66460, 73106, 86398, 99690, 109659, 129597, 146212, 172796, 182765, 199380, 215995, 219318, 259194, 365530, 431990, 438636, 475189, 518388, 548295, 647985, 731060, 863980, 950378, 1096590, 1295970, 1425567, 1900756, 2193180, 2375945, 2591940, 2851134, 4751890, 5702268, 7127835, 9503780, 14255670, 28511340]

約数ペア:

[(1, 28511340), (2, 14255670), (3, 9503780), (4, 7127835), (5, 5702268), (6, 4751890), (10, 2851134), (11, 2591940), (12, 2375945), (13, 2193180), (15, 1900756), (20, 1425567), (22, 1295970), (26, 1096590), (30, 950378), (33, 863980), (39, 731060), (44, 647985), (52, 548295), (55, 518388), (60, 475189), (65, 438636), (66, 431990), (78, 365530), (110, 259194), (130, 219318), (132, 215995), (143, 199380), (156, 182765), (165, 172796), (195, 146212), (220, 129597), (260, 109659), (286, 99690), (330, 86398), (390, 73106), (429, 66460), (572, 49845), (660, 43199), (715, 39876), (780, 36553), (858, 33230), (1430, 19938), (1716, 16615), (2145, 13292), (2860, 9969), (3323, 8580), (4290, 6646)]