39942260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 90381312

約数和(自身を除く): 50439052

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2801, 2852, 3565, 5602, 7130, 11204, 14005, 14260, 28010, 56020, 64423, 86831, 128846, 173662, 257692, 322115, 347324, 434155, 644230, 868310, 1288460, 1736620, 1997113, 3994226, 7988452, 9985565, 19971130, 39942260]

約数ペア:

[(1, 39942260), (2, 19971130), (4, 9985565), (5, 7988452), (10, 3994226), (20, 1997113), (23, 1736620), (31, 1288460), (46, 868310), (62, 644230), (92, 434155), (115, 347324), (124, 322115), (155, 257692), (230, 173662), (310, 128846), (460, 86831), (620, 64423), (713, 56020), (1426, 28010), (2801, 14260), (2852, 14005), (3565, 11204), (5602, 7130)]