252783920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101929}}^1$

素因数の和:101973

約数の個数: 40

約数和(自身を含む): 606687360

約数和(自身を除く): 353903440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 101929, 203858, 407716, 509645, 815432, 1019290, 1630864, 2038580, 3159799, 4077160, 6319598, 8154320, 12639196, 15798995, 25278392, 31597990, 50556784, 63195980, 126391960, 252783920]

約数ペア:

[(1, 252783920), (2, 126391960), (4, 63195980), (5, 50556784), (8, 31597990), (10, 25278392), (16, 15798995), (20, 12639196), (31, 8154320), (40, 6319598), (62, 4077160), (80, 3159799), (124, 2038580), (155, 1630864), (248, 1019290), (310, 815432), (496, 509645), (620, 407716), (1240, 203858), (2480, 101929)]