278319874940

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5689}}^1\times {\mathrm{11593}}^1$

素因数の和:17502

約数の個数: 48

約数和(自身を含む): 587395633440

約数和(自身を除く): 309075758500

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 5689, 11378, 11593, 22756, 23186, 28445, 46372, 56890, 57965, 113780, 115930, 231860, 1200379, 2400758, 2446123, 4801516, 4892246, 6001895, 9784492, 12003790, 12230615, 24007580, 24461230, 48922460, 65952577, 131905154, 263810308, 329762885, 659525770, 1319051540, 13915993747, 27831987494, 55663974988, 69579968735, 139159937470, 278319874940]

約数ペア:

[(1, 278319874940), (2, 139159937470), (4, 69579968735), (5, 55663974988), (10, 27831987494), (20, 13915993747), (211, 1319051540), (422, 659525770), (844, 329762885), (1055, 263810308), (2110, 131905154), (4220, 65952577), (5689, 48922460), (11378, 24461230), (11593, 24007580), (22756, 12230615), (23186, 12003790), (28445, 9784492), (46372, 6001895), (56890, 4892246), (57965, 4801516), (113780, 2446123), (115930, 2400758), (231860, 1200379)]