20921878860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{451097}}^1$

素因数の和:451882

約数の個数: 48

約数和(自身を含む): 58657175136

約数和(自身を除く): 37735296276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 773, 1546, 2319, 3092, 3865, 4638, 7730, 9276, 11595, 15460, 23190, 46380, 451097, 902194, 1353291, 1804388, 2255485, 2706582, 4510970, 5413164, 6766455, 9021940, 13532910, 27065820, 348697981, 697395962, 1046093943, 1394791924, 1743489905, 2092187886, 3486979810, 4184375772, 5230469715, 6973959620, 10460939430, 20921878860]

約数ペア:

[(1, 20921878860), (2, 10460939430), (3, 6973959620), (4, 5230469715), (5, 4184375772), (6, 3486979810), (10, 2092187886), (12, 1743489905), (15, 1394791924), (20, 1046093943), (30, 697395962), (60, 348697981), (773, 27065820), (1546, 13532910), (2319, 9021940), (3092, 6766455), (3865, 5413164), (4638, 4510970), (7730, 2706582), (9276, 2255485), (11595, 1804388), (15460, 1353291), (23190, 902194), (46380, 451097)]