2007508540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{140779}}^1$

素因数の和:140842

約数の個数: 48

約数和(自身を含む): 4540999680

約数和(自身を除く): 2533491140

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 14260, 140779, 281558, 563116, 703895, 1407790, 2815580, 3237917, 4364149, 6475834, 8728298, 12951668, 16189585, 17456596, 21820745, 32379170, 43641490, 64758340, 87282980, 100375427, 200750854, 401501708, 501877135, 1003754270, 2007508540]

約数ペア:

[(1, 2007508540), (2, 1003754270), (4, 501877135), (5, 401501708), (10, 200750854), (20, 100375427), (23, 87282980), (31, 64758340), (46, 43641490), (62, 32379170), (92, 21820745), (115, 17456596), (124, 16189585), (155, 12951668), (230, 8728298), (310, 6475834), (460, 4364149), (620, 3237917), (713, 2815580), (1426, 1407790), (2852, 703895), (3565, 563116), (7130, 281558), (14260, 140779)]