20228300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 47403216

約数和(自身を除く): 27174916

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 73, 85, 100, 146, 163, 170, 292, 326, 340, 365, 425, 652, 730, 815, 850, 1241, 1460, 1630, 1700, 1825, 2482, 2771, 3260, 3650, 4075, 4964, 5542, 6205, 7300, 8150, 11084, 11899, 12410, 13855, 16300, 23798, 24820, 27710, 31025, 47596, 55420, 59495, 62050, 69275, 118990, 124100, 138550, 202283, 237980, 277100, 297475, 404566, 594950, 809132, 1011415, 1189900, 2022830, 4045660, 5057075, 10114150, 20228300]

約数ペア:

[(1, 20228300), (2, 10114150), (4, 5057075), (5, 4045660), (10, 2022830), (17, 1189900), (20, 1011415), (25, 809132), (34, 594950), (50, 404566), (68, 297475), (73, 277100), (85, 237980), (100, 202283), (146, 138550), (163, 124100), (170, 118990), (292, 69275), (326, 62050), (340, 59495), (365, 55420), (425, 47596), (652, 31025), (730, 27710), (815, 24820), (850, 23798), (1241, 16300), (1460, 13855), (1630, 12410), (1700, 11899), (1825, 11084), (2482, 8150), (2771, 7300), (3260, 6205), (3650, 5542), (4075, 4964)]