40564430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 40720690

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 71, 95, 97, 142, 155, 190, 194, 310, 355, 485, 589, 710, 970, 1178, 1349, 1843, 2201, 2698, 2945, 3007, 3686, 4402, 5890, 6014, 6745, 6887, 9215, 11005, 13490, 13774, 15035, 18430, 22010, 30070, 34435, 41819, 57133, 68870, 83638, 114266, 130853, 209095, 213497, 261706, 285665, 418190, 426994, 571330, 654265, 1067485, 1308530, 2134970, 4056443, 8112886, 20282215, 40564430]

約数ペア:

[(1, 40564430), (2, 20282215), (5, 8112886), (10, 4056443), (19, 2134970), (31, 1308530), (38, 1067485), (62, 654265), (71, 571330), (95, 426994), (97, 418190), (142, 285665), (155, 261706), (190, 213497), (194, 209095), (310, 130853), (355, 114266), (485, 83638), (589, 68870), (710, 57133), (970, 41819), (1178, 34435), (1349, 30070), (1843, 22010), (2201, 18430), (2698, 15035), (2945, 13774), (3007, 13490), (3686, 11005), (4402, 9215), (5890, 6887), (6014, 6745)]