16808240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{727}}^1$

素因数の和:774

約数の個数: 60

約数和(自身を含む): 41570256

約数和(自身を除く): 24762016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 727, 1156, 1360, 1445, 1454, 2312, 2890, 2908, 3635, 4624, 5780, 5816, 7270, 11560, 11632, 12359, 14540, 23120, 24718, 29080, 49436, 58160, 61795, 98872, 123590, 197744, 210103, 247180, 420206, 494360, 840412, 988720, 1050515, 1680824, 2101030, 3361648, 4202060, 8404120, 16808240]

約数ペア:

[(1, 16808240), (2, 8404120), (4, 4202060), (5, 3361648), (8, 2101030), (10, 1680824), (16, 1050515), (17, 988720), (20, 840412), (34, 494360), (40, 420206), (68, 247180), (80, 210103), (85, 197744), (136, 123590), (170, 98872), (272, 61795), (289, 58160), (340, 49436), (578, 29080), (680, 24718), (727, 23120), (1156, 14540), (1360, 12359), (1445, 11632), (1454, 11560), (2312, 7270), (2890, 5816), (2908, 5780), (3635, 4624)]