40843460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 101352384

約数和(自身を除く): 60508924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 587, 710, 980, 994, 1174, 1420, 1988, 2348, 2485, 2935, 3479, 4109, 4970, 5870, 6958, 8218, 9940, 11740, 13916, 16436, 17395, 20545, 28763, 34790, 41090, 41677, 57526, 69580, 82180, 83354, 115052, 143815, 166708, 208385, 287630, 291739, 416770, 575260, 583478, 833540, 1166956, 1458695, 2042173, 2917390, 4084346, 5834780, 8168692, 10210865, 20421730, 40843460]

約数ペア:

[(1, 40843460), (2, 20421730), (4, 10210865), (5, 8168692), (7, 5834780), (10, 4084346), (14, 2917390), (20, 2042173), (28, 1458695), (35, 1166956), (49, 833540), (70, 583478), (71, 575260), (98, 416770), (140, 291739), (142, 287630), (196, 208385), (245, 166708), (284, 143815), (355, 115052), (490, 83354), (497, 82180), (587, 69580), (710, 57526), (980, 41677), (994, 41090), (1174, 34790), (1420, 28763), (1988, 20545), (2348, 17395), (2485, 16436), (2935, 13916), (3479, 11740), (4109, 9940), (4970, 8218), (5870, 6958)]