9678897980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{929}}^1\times {\mathrm{30643}}^1$

素因数の和:31598

約数の個数: 48

約数和(自身を含む): 21545183520

約数和(自身を除く): 11866285540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 929, 1858, 3716, 4645, 9290, 15793, 18580, 30643, 31586, 61286, 63172, 78965, 122572, 153215, 157930, 306430, 315860, 520931, 612860, 1041862, 2083724, 2604655, 5209310, 10418620, 28467347, 56934694, 113869388, 142336735, 284673470, 483944899, 569346940, 967889798, 1935779596, 2419724495, 4839448990, 9678897980]

約数ペア:

[(1, 9678897980), (2, 4839448990), (4, 2419724495), (5, 1935779596), (10, 967889798), (17, 569346940), (20, 483944899), (34, 284673470), (68, 142336735), (85, 113869388), (170, 56934694), (340, 28467347), (929, 10418620), (1858, 5209310), (3716, 2604655), (4645, 2083724), (9290, 1041862), (15793, 612860), (18580, 520931), (30643, 315860), (31586, 306430), (61286, 157930), (63172, 153215), (78965, 122572)]