899988440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1\times {\mathrm{2239}}^1$

素因数の和:3036

約数の個数: 64

約数和(自身を含む): 2184537600

約数和(自身を除く): 1284549160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 773, 1546, 2239, 3092, 3865, 4478, 6184, 7730, 8956, 10049, 11195, 15460, 17912, 20098, 22390, 29107, 30920, 40196, 44780, 50245, 58214, 80392, 89560, 100490, 116428, 145535, 200980, 232856, 291070, 401960, 582140, 1164280, 1730747, 3461494, 6922988, 8653735, 13845976, 17307470, 22499711, 34614940, 44999422, 69229880, 89998844, 112498555, 179997688, 224997110, 449994220, 899988440]

約数ペア:

[(1, 899988440), (2, 449994220), (4, 224997110), (5, 179997688), (8, 112498555), (10, 89998844), (13, 69229880), (20, 44999422), (26, 34614940), (40, 22499711), (52, 17307470), (65, 13845976), (104, 8653735), (130, 6922988), (260, 3461494), (520, 1730747), (773, 1164280), (1546, 582140), (2239, 401960), (3092, 291070), (3865, 232856), (4478, 200980), (6184, 145535), (7730, 116428), (8956, 100490), (10049, 89560), (11195, 80392), (15460, 58214), (17912, 50245), (20098, 44780), (22390, 40196), (29107, 30920)]