152091220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 324913680

約数和(自身を除く): 172822460

約数列:

[1, 2, 4, 5, 10, 20, 113, 173, 226, 346, 389, 452, 565, 692, 778, 865, 1130, 1556, 1730, 1945, 2260, 3460, 3890, 7780, 19549, 39098, 43957, 67297, 78196, 87914, 97745, 134594, 175828, 195490, 219785, 269188, 336485, 390980, 439570, 672970, 879140, 1345940, 7604561, 15209122, 30418244, 38022805, 76045610, 152091220]

約数ペア:

[(1, 152091220), (2, 76045610), (4, 38022805), (5, 30418244), (10, 15209122), (20, 7604561), (113, 1345940), (173, 879140), (226, 672970), (346, 439570), (389, 390980), (452, 336485), (565, 269188), (692, 219785), (778, 195490), (865, 175828), (1130, 134594), (1556, 97745), (1730, 87914), (1945, 78196), (2260, 67297), (3460, 43957), (3890, 39098), (7780, 19549)]