1640288748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{9749}}^1$

素因数の和:11766

約数の個数: 48

約数和(自身を含む): 4376736000

約数和(自身を除く): 2736447252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2003, 4006, 6009, 8012, 9749, 12018, 14021, 19498, 24036, 28042, 29247, 38996, 42063, 56084, 58494, 68243, 84126, 116988, 136486, 168252, 204729, 272972, 409458, 818916, 19527247, 39054494, 58581741, 78108988, 117163482, 136690729, 234326964, 273381458, 410072187, 546762916, 820144374, 1640288748]

約数ペア:

[(1, 1640288748), (2, 820144374), (3, 546762916), (4, 410072187), (6, 273381458), (7, 234326964), (12, 136690729), (14, 117163482), (21, 78108988), (28, 58581741), (42, 39054494), (84, 19527247), (2003, 818916), (4006, 409458), (6009, 272972), (8012, 204729), (9749, 168252), (12018, 136486), (14021, 116988), (19498, 84126), (24036, 68243), (28042, 58494), (29247, 56084), (38996, 42063)]