8991045.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 74888352

約数和(自身を除く): 42849812

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 241, 289, 340, 391, 460, 482, 578, 782, 964, 1156, 1205, 1445, 1564, 1955, 2410, 2890, 3910, 4097, 4820, 5543, 5780, 6647, 7820, 8194, 11086, 13294, 16388, 20485, 22172, 26588, 27715, 33235, 40970, 55430, 66470, 69649, 81940, 94231, 110860, 132940, 139298, 188462, 278596, 348245, 376924, 471155, 696490, 942310, 1392980, 1601927, 1884620, 3203854, 6407708, 8009635, 16019270, 32038540]

約数ペア:

[(1, 32038540), (2, 16019270), (4, 8009635), (5, 6407708), (10, 3203854), (17, 1884620), (20, 1601927), (23, 1392980), (34, 942310), (46, 696490), (68, 471155), (85, 376924), (92, 348245), (115, 278596), (170, 188462), (230, 139298), (241, 132940), (289, 110860), (340, 94231), (391, 81940), (460, 69649), (482, 66470), (578, 55430), (782, 40970), (964, 33235), (1156, 27715), (1205, 26588), (1445, 22172), (1564, 20485), (1955, 16388), (2410, 13294), (2890, 11086), (3910, 8194), (4097, 7820), (4820, 6647), (5543, 5780)]