2023171280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{1979}}^1$

素因数の和:2988

約数の個数: 80

約数和(自身を含む): 5073425280

約数和(自身を除く): 3050254000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 983, 1040, 1966, 1979, 3932, 3958, 4915, 7864, 7916, 9830, 9895, 12779, 15728, 15832, 19660, 19790, 25558, 25727, 31664, 39320, 39580, 51116, 51454, 63895, 78640, 79160, 102232, 102908, 127790, 128635, 158320, 204464, 205816, 255580, 257270, 411632, 511160, 514540, 1022320, 1029080, 1945357, 2058160, 3890714, 7781428, 9726785, 15562856, 19453570, 25289641, 31125712, 38907140, 50579282, 77814280, 101158564, 126448205, 155628560, 202317128, 252896410, 404634256, 505792820, 1011585640, 2023171280]

約数ペア:

[(1, 2023171280), (2, 1011585640), (4, 505792820), (5, 404634256), (8, 252896410), (10, 202317128), (13, 155628560), (16, 126448205), (20, 101158564), (26, 77814280), (40, 50579282), (52, 38907140), (65, 31125712), (80, 25289641), (104, 19453570), (130, 15562856), (208, 9726785), (260, 7781428), (520, 3890714), (983, 2058160), (1040, 1945357), (1966, 1029080), (1979, 1022320), (3932, 514540), (3958, 511160), (4915, 411632), (7864, 257270), (7916, 255580), (9830, 205816), (9895, 204464), (12779, 158320), (15728, 128635), (15832, 127790), (19660, 102908), (19790, 102232), (25558, 79160), (25727, 78640), (31664, 63895), (39320, 51454), (39580, 51116)]