1618804940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8641}}^1$

素因数の和:8715

約数の個数: 96

約数和(自身を含む): 3920011200

約数和(自身を除く): 2301206260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 38, 58, 68, 76, 85, 95, 116, 145, 170, 190, 290, 323, 340, 380, 493, 551, 580, 646, 986, 1102, 1292, 1615, 1972, 2204, 2465, 2755, 3230, 4930, 5510, 6460, 8641, 9367, 9860, 11020, 17282, 18734, 34564, 37468, 43205, 46835, 86410, 93670, 146897, 164179, 172820, 187340, 250589, 293794, 328358, 501178, 587588, 656716, 734485, 820895, 1002356, 1252945, 1468970, 1641790, 2505890, 2791043, 2937940, 3283580, 4260013, 4761191, 5011780, 5582086, 8520026, 9522382, 11164172, 13955215, 17040052, 19044764, 21300065, 23805955, 27910430, 42600130, 47611910, 55820860, 80940247, 85200260, 95223820, 161880494, 323760988, 404701235, 809402470, 1618804940]

約数ペア:

[(1, 1618804940), (2, 809402470), (4, 404701235), (5, 323760988), (10, 161880494), (17, 95223820), (19, 85200260), (20, 80940247), (29, 55820860), (34, 47611910), (38, 42600130), (58, 27910430), (68, 23805955), (76, 21300065), (85, 19044764), (95, 17040052), (116, 13955215), (145, 11164172), (170, 9522382), (190, 8520026), (290, 5582086), (323, 5011780), (340, 4761191), (380, 4260013), (493, 3283580), (551, 2937940), (580, 2791043), (646, 2505890), (986, 1641790), (1102, 1468970), (1292, 1252945), (1615, 1002356), (1972, 820895), (2204, 734485), (2465, 656716), (2755, 587588), (3230, 501178), (4930, 328358), (5510, 293794), (6460, 250589), (8641, 187340), (9367, 172820), (9860, 164179), (11020, 146897), (17282, 93670), (18734, 86410), (34564, 46835), (37468, 43205)]