42360440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 98301600

約数和(自身を除く): 55941160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 146, 163, 178, 292, 326, 356, 365, 445, 584, 652, 712, 730, 815, 890, 1304, 1460, 1630, 1780, 2920, 3260, 3560, 6497, 6520, 11899, 12994, 14507, 23798, 25988, 29014, 32485, 47596, 51976, 58028, 59495, 64970, 72535, 95192, 116056, 118990, 129940, 145070, 237980, 259880, 290140, 475960, 580280, 1059011, 2118022, 4236044, 5295055, 8472088, 10590110, 21180220, 42360440]

約数ペア:

[(1, 42360440), (2, 21180220), (4, 10590110), (5, 8472088), (8, 5295055), (10, 4236044), (20, 2118022), (40, 1059011), (73, 580280), (89, 475960), (146, 290140), (163, 259880), (178, 237980), (292, 145070), (326, 129940), (356, 118990), (365, 116056), (445, 95192), (584, 72535), (652, 64970), (712, 59495), (730, 58028), (815, 51976), (890, 47596), (1304, 32485), (1460, 29014), (1630, 25988), (1780, 23798), (2920, 14507), (3260, 12994), (3560, 11899), (6497, 6520)]