840503490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1218121}}^1$

素因数の和:1218154

約数の個数: 32

約数和(自身を含む): 2104914816

約数和(自身を除く): 1264411326

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1218121, 2436242, 3654363, 6090605, 7308726, 12181210, 18271815, 28016783, 36543630, 56033566, 84050349, 140083915, 168100698, 280167830, 420251745, 840503490]

約数ペア:

[(1, 840503490), (2, 420251745), (3, 280167830), (5, 168100698), (6, 140083915), (10, 84050349), (15, 56033566), (23, 36543630), (30, 28016783), (46, 18271815), (69, 12181210), (115, 7308726), (138, 6090605), (230, 3654363), (345, 2436242), (690, 1218121)]