20229439300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{389}}^1\times {\mathrm{10613}}^1$

素因数の和:11030

約数の個数: 108

約数和(自身を含む): 51200980740

約数和(自身を除く): 30971541440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 389, 490, 700, 778, 980, 1225, 1556, 1945, 2450, 2723, 3890, 4900, 5446, 7780, 9725, 10613, 10892, 13615, 19061, 19450, 21226, 27230, 38122, 38900, 42452, 53065, 54460, 68075, 74291, 76244, 95305, 106130, 136150, 148582, 190610, 212260, 265325, 272300, 297164, 371455, 381220, 476525, 520037, 530650, 742910, 953050, 1040074, 1061300, 1485820, 1857275, 1906100, 2080148, 2600185, 3714550, 4128457, 5200370, 7429100, 8256914, 10400740, 13000925, 16513828, 20642285, 26001850, 28899199, 41284570, 52003700, 57798398, 82569140, 103211425, 115596796, 144495995, 202294393, 206422850, 288991990, 404588786, 412845700, 577983980, 722479975, 809177572, 1011471965, 1444959950, 2022943930, 2889919900, 4045887860, 5057359825, 10114719650, 20229439300]

約数ペア:

[(1, 20229439300), (2, 10114719650), (4, 5057359825), (5, 4045887860), (7, 2889919900), (10, 2022943930), (14, 1444959950), (20, 1011471965), (25, 809177572), (28, 722479975), (35, 577983980), (49, 412845700), (50, 404588786), (70, 288991990), (98, 206422850), (100, 202294393), (140, 144495995), (175, 115596796), (196, 103211425), (245, 82569140), (350, 57798398), (389, 52003700), (490, 41284570), (700, 28899199), (778, 26001850), (980, 20642285), (1225, 16513828), (1556, 13000925), (1945, 10400740), (2450, 8256914), (2723, 7429100), (3890, 5200370), (4900, 4128457), (5446, 3714550), (7780, 2600185), (9725, 2080148), (10613, 1906100), (10892, 1857275), (13615, 1485820), (19061, 1061300), (19450, 1040074), (21226, 953050), (27230, 742910), (38122, 530650), (38900, 520037), (42452, 476525), (53065, 381220), (54460, 371455), (68075, 297164), (74291, 272300), (76244, 265325), (95305, 212260), (106130, 190610), (136150, 148582)]