2116729940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{6277}}^1$

素因数の和:7596

約数の個数: 48

約数和(自身を含む): 4791520272

約数和(自身を除く): 2674790332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1297, 2594, 5188, 6277, 6485, 12554, 12970, 16861, 25108, 25940, 31385, 33722, 62770, 67444, 81601, 84305, 125540, 163202, 168610, 326404, 337220, 408005, 816010, 1632020, 8141269, 16282538, 32565076, 40706345, 81412690, 105836497, 162825380, 211672994, 423345988, 529182485, 1058364970, 2116729940]

約数ペア:

[(1, 2116729940), (2, 1058364970), (4, 529182485), (5, 423345988), (10, 211672994), (13, 162825380), (20, 105836497), (26, 81412690), (52, 40706345), (65, 32565076), (130, 16282538), (260, 8141269), (1297, 1632020), (2594, 816010), (5188, 408005), (6277, 337220), (6485, 326404), (12554, 168610), (12970, 163202), (16861, 125540), (25108, 84305), (25940, 81601), (31385, 67444), (33722, 62770)]