23988640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:654

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 40362080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 607, 608, 760, 988, 1040, 1214, 1235, 1520, 1976, 2080, 2428, 2470, 3035, 3040, 3952, 4856, 4940, 6070, 7891, 7904, 9712, 9880, 11533, 12140, 15782, 19424, 19760, 23066, 24280, 31564, 39455, 39520, 46132, 48560, 57665, 63128, 78910, 92264, 97120, 115330, 126256, 149929, 157820, 184528, 230660, 252512, 299858, 315640, 369056, 461320, 599716, 631280, 749645, 922640, 1199432, 1262560, 1499290, 1845280, 2398864, 2998580, 4797728, 5997160, 11994320, 23988640]

約数ペア:

[(1, 23988640), (2, 11994320), (4, 5997160), (5, 4797728), (8, 2998580), (10, 2398864), (13, 1845280), (16, 1499290), (19, 1262560), (20, 1199432), (26, 922640), (32, 749645), (38, 631280), (40, 599716), (52, 461320), (65, 369056), (76, 315640), (80, 299858), (95, 252512), (104, 230660), (130, 184528), (152, 157820), (160, 149929), (190, 126256), (208, 115330), (247, 97120), (260, 92264), (304, 78910), (380, 63128), (416, 57665), (494, 48560), (520, 46132), (607, 39520), (608, 39455), (760, 31564), (988, 24280), (1040, 23066), (1214, 19760), (1235, 19424), (1520, 15782), (1976, 12140), (2080, 11533), (2428, 9880), (2470, 9712), (3035, 7904), (3040, 7891), (3952, 6070), (4856, 4940)]