193520060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 416640000

約数和(自身を除く): 223119940

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1249, 1270, 2498, 2540, 4996, 6245, 7747, 12490, 15494, 24980, 30988, 38735, 76189, 77470, 152378, 154940, 158623, 304756, 317246, 380945, 634492, 761890, 793115, 1523780, 1586230, 3172460, 9676003, 19352006, 38704012, 48380015, 96760030, 193520060]

約数ペア:

[(1, 193520060), (2, 96760030), (4, 48380015), (5, 38704012), (10, 19352006), (20, 9676003), (61, 3172460), (122, 1586230), (127, 1523780), (244, 793115), (254, 761890), (305, 634492), (508, 380945), (610, 317246), (635, 304756), (1220, 158623), (1249, 154940), (1270, 152378), (2498, 77470), (2540, 76189), (4996, 38735), (6245, 30988), (7747, 24980), (12490, 15494)]