2007647720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{13177}}^1$

素因数の和:13494

約数の個数: 64

約数和(自身を含む): 4881658320

約数和(自身を除く): 2874010600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 1172, 1465, 2344, 2930, 3809, 5860, 7618, 11720, 13177, 15236, 19045, 26354, 30472, 38090, 52708, 65885, 76180, 105416, 131770, 152360, 171301, 263540, 342602, 527080, 685204, 856505, 1370408, 1713010, 3426020, 3860861, 6852040, 7721722, 15443444, 19304305, 30886888, 38608610, 50191193, 77217220, 100382386, 154434440, 200764772, 250955965, 401529544, 501911930, 1003823860, 2007647720]

約数ペア:

[(1, 2007647720), (2, 1003823860), (4, 501911930), (5, 401529544), (8, 250955965), (10, 200764772), (13, 154434440), (20, 100382386), (26, 77217220), (40, 50191193), (52, 38608610), (65, 30886888), (104, 19304305), (130, 15443444), (260, 7721722), (293, 6852040), (520, 3860861), (586, 3426020), (1172, 1713010), (1465, 1370408), (2344, 856505), (2930, 685204), (3809, 527080), (5860, 342602), (7618, 263540), (11720, 171301), (13177, 152360), (15236, 131770), (19045, 105416), (26354, 76180), (30472, 65885), (38090, 52708)]