202110220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 486017280

約数和(自身を除く): 283907060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 163, 190, 247, 251, 260, 326, 380, 494, 502, 652, 815, 988, 1004, 1235, 1255, 1630, 2119, 2470, 2510, 3097, 3260, 3263, 4238, 4769, 4940, 5020, 6194, 6526, 8476, 9538, 10595, 12388, 13052, 15485, 16315, 19076, 21190, 23845, 30970, 32630, 40261, 40913, 42380, 47690, 61940, 61997, 65260, 80522, 81826, 95380, 123994, 161044, 163652, 201305, 204565, 247988, 309985, 402610, 409130, 531869, 619970, 777347, 805220, 818260, 1063738, 1239940, 1554694, 2127476, 2659345, 3109388, 3886735, 5318690, 7773470, 10105511, 10637380, 15546940, 20211022, 40422044, 50527555, 101055110, 202110220]

約数ペア:

[(1, 202110220), (2, 101055110), (4, 50527555), (5, 40422044), (10, 20211022), (13, 15546940), (19, 10637380), (20, 10105511), (26, 7773470), (38, 5318690), (52, 3886735), (65, 3109388), (76, 2659345), (95, 2127476), (130, 1554694), (163, 1239940), (190, 1063738), (247, 818260), (251, 805220), (260, 777347), (326, 619970), (380, 531869), (494, 409130), (502, 402610), (652, 309985), (815, 247988), (988, 204565), (1004, 201305), (1235, 163652), (1255, 161044), (1630, 123994), (2119, 95380), (2470, 81826), (2510, 80522), (3097, 65260), (3260, 61997), (3263, 61940), (4238, 47690), (4769, 42380), (4940, 40913), (5020, 40261), (6194, 32630), (6526, 30970), (8476, 23845), (9538, 21190), (10595, 19076), (12388, 16315), (13052, 15485)]