28280284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 54583200

約数和(自身を除く): 26302916

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 89, 113, 148, 178, 226, 356, 452, 703, 1406, 1691, 2147, 2812, 3293, 3382, 4181, 4294, 6586, 6764, 8362, 8588, 10057, 13172, 16724, 20114, 40228, 62567, 79439, 125134, 158878, 191083, 250268, 317756, 372109, 382166, 744218, 764332, 1488436, 7070071, 14140142, 28280284]

約数ペア:

[(1, 28280284), (2, 14140142), (4, 7070071), (19, 1488436), (37, 764332), (38, 744218), (74, 382166), (76, 372109), (89, 317756), (113, 250268), (148, 191083), (178, 158878), (226, 125134), (356, 79439), (452, 62567), (703, 40228), (1406, 20114), (1691, 16724), (2147, 13172), (2812, 10057), (3293, 8588), (3382, 8362), (4181, 6764), (4294, 6586)]