2023139980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{12697}}^1$

素因数の和:12994

約数の個数: 48

約数和(自身を含む): 4403056896

約数和(自身を除く): 2379916916

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 257, 310, 514, 620, 1028, 1285, 2570, 5140, 7967, 12697, 15934, 25394, 31868, 39835, 50788, 63485, 79670, 126970, 159340, 253940, 393607, 787214, 1574428, 1968035, 3263129, 3936070, 6526258, 7872140, 13052516, 16315645, 32631290, 65262580, 101156999, 202313998, 404627996, 505784995, 1011569990, 2023139980]

約数ペア:

[(1, 2023139980), (2, 1011569990), (4, 505784995), (5, 404627996), (10, 202313998), (20, 101156999), (31, 65262580), (62, 32631290), (124, 16315645), (155, 13052516), (257, 7872140), (310, 6526258), (514, 3936070), (620, 3263129), (1028, 1968035), (1285, 1574428), (2570, 787214), (5140, 393607), (7967, 253940), (12697, 159340), (15934, 126970), (25394, 79670), (31868, 63485), (39835, 50788)]