40504048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 91695520

約数和(自身を除く): 51191472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 208, 247, 277, 296, 304, 481, 494, 554, 592, 703, 962, 988, 1108, 1406, 1924, 1976, 2216, 2812, 3601, 3848, 3952, 4432, 5263, 5624, 7202, 7696, 9139, 10249, 10526, 11248, 14404, 18278, 20498, 21052, 28808, 36556, 40996, 42104, 57616, 68419, 73112, 81992, 84208, 133237, 136838, 146224, 163984, 194731, 266474, 273676, 389462, 532948, 547352, 778924, 1065896, 1094704, 1557848, 2131792, 2531503, 3115696, 5063006, 10126012, 20252024, 40504048]

約数ペア:

[(1, 40504048), (2, 20252024), (4, 10126012), (8, 5063006), (13, 3115696), (16, 2531503), (19, 2131792), (26, 1557848), (37, 1094704), (38, 1065896), (52, 778924), (74, 547352), (76, 532948), (104, 389462), (148, 273676), (152, 266474), (208, 194731), (247, 163984), (277, 146224), (296, 136838), (304, 133237), (481, 84208), (494, 81992), (554, 73112), (592, 68419), (703, 57616), (962, 42104), (988, 40996), (1108, 36556), (1406, 28808), (1924, 21052), (1976, 20498), (2216, 18278), (2812, 14404), (3601, 11248), (3848, 10526), (3952, 10249), (4432, 9139), (5263, 7696), (5624, 7202)]