8116990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10545410

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 359, 595, 646, 665, 718, 1190, 1330, 1615, 1795, 2261, 2513, 3230, 3590, 4522, 5026, 6103, 6821, 11305, 12206, 12565, 13642, 22610, 25130, 30515, 34105, 42721, 47747, 61030, 68210, 85442, 95494, 115957, 213605, 231914, 238735, 427210, 477470, 579785, 811699, 1159570, 1623398, 4058495, 8116990]

約数ペア:

[(1, 8116990), (2, 4058495), (5, 1623398), (7, 1159570), (10, 811699), (14, 579785), (17, 477470), (19, 427210), (34, 238735), (35, 231914), (38, 213605), (70, 115957), (85, 95494), (95, 85442), (119, 68210), (133, 61030), (170, 47747), (190, 42721), (238, 34105), (266, 30515), (323, 25130), (359, 22610), (595, 13642), (646, 12565), (665, 12206), (718, 11305), (1190, 6821), (1330, 6103), (1615, 5026), (1795, 4522), (2261, 3590), (2513, 3230)]