39335920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 99681120

約数和(自身を除く): 60345200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 347, 436, 520, 545, 694, 872, 1040, 1090, 1388, 1417, 1735, 1744, 2180, 2776, 2834, 3470, 4360, 4511, 5552, 5668, 6940, 7085, 8720, 9022, 11336, 13880, 14170, 18044, 22555, 22672, 27760, 28340, 36088, 37823, 45110, 56680, 72176, 75646, 90220, 113360, 151292, 180440, 189115, 302584, 360880, 378230, 491699, 605168, 756460, 983398, 1512920, 1966796, 2458495, 3025840, 3933592, 4916990, 7867184, 9833980, 19667960, 39335920]

約数ペア:

[(1, 39335920), (2, 19667960), (4, 9833980), (5, 7867184), (8, 4916990), (10, 3933592), (13, 3025840), (16, 2458495), (20, 1966796), (26, 1512920), (40, 983398), (52, 756460), (65, 605168), (80, 491699), (104, 378230), (109, 360880), (130, 302584), (208, 189115), (218, 180440), (260, 151292), (347, 113360), (436, 90220), (520, 75646), (545, 72176), (694, 56680), (872, 45110), (1040, 37823), (1090, 36088), (1388, 28340), (1417, 27760), (1735, 22672), (1744, 22555), (2180, 18044), (2776, 14170), (2834, 13880), (3470, 11336), (4360, 9022), (4511, 8720), (5552, 7085), (5668, 6940)]