38864320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 103180896

約数和(自身を除く): 64316576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 160, 176, 181, 220, 244, 305, 320, 352, 362, 440, 488, 610, 671, 704, 724, 880, 905, 976, 1220, 1342, 1448, 1760, 1810, 1952, 1991, 2440, 2684, 2896, 3355, 3520, 3620, 3904, 3982, 4880, 5368, 5792, 6710, 7240, 7964, 9760, 9955, 10736, 11041, 11584, 13420, 14480, 15928, 19520, 19910, 21472, 22082, 26840, 28960, 31856, 39820, 42944, 44164, 53680, 55205, 57920, 63712, 79640, 88328, 107360, 110410, 121451, 127424, 159280, 176656, 214720, 220820, 242902, 318560, 353312, 441640, 485804, 607255, 637120, 706624, 883280, 971608, 1214510, 1766560, 1943216, 2429020, 3533120, 3886432, 4858040, 7772864, 9716080, 19432160, 38864320]

約数ペア:

[(1, 38864320), (2, 19432160), (4, 9716080), (5, 7772864), (8, 4858040), (10, 3886432), (11, 3533120), (16, 2429020), (20, 1943216), (22, 1766560), (32, 1214510), (40, 971608), (44, 883280), (55, 706624), (61, 637120), (64, 607255), (80, 485804), (88, 441640), (110, 353312), (122, 318560), (160, 242902), (176, 220820), (181, 214720), (220, 176656), (244, 159280), (305, 127424), (320, 121451), (352, 110410), (362, 107360), (440, 88328), (488, 79640), (610, 63712), (671, 57920), (704, 55205), (724, 53680), (880, 44164), (905, 42944), (976, 39820), (1220, 31856), (1342, 28960), (1448, 26840), (1760, 22082), (1810, 21472), (1952, 19910), (1991, 19520), (2440, 15928), (2684, 14480), (2896, 13420), (3355, 11584), (3520, 11041), (3620, 10736), (3904, 9955), (3982, 9760), (4880, 7964), (5368, 7240), (5792, 6710)]