19950580440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7916897}}^1$

素因数の和:7916921

約数の個数: 96

約数和(自身を含む): 74102165280

約数和(自身を除く): 54151584840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7916897, 15833794, 23750691, 31667588, 39584485, 47501382, 55418279, 63335176, 71252073, 79168970, 95002764, 110836558, 118753455, 142504146, 158337940, 166254837, 190005528, 221673116, 237506910, 277091395, 285008292, 316675880, 332509674, 356260365, 443346232, 475013820, 498764511, 554182790, 570016584, 665019348, 712520730, 831274185, 950027640, 997529022, 1108365580, 1330038696, 1425041460, 1662548370, 1995058044, 2216731160, 2493822555, 2850082920, 3325096740, 3990116088, 4987645110, 6650193480, 9975290220, 19950580440]

約数ペア:

[(1, 19950580440), (2, 9975290220), (3, 6650193480), (4, 4987645110), (5, 3990116088), (6, 3325096740), (7, 2850082920), (8, 2493822555), (9, 2216731160), (10, 1995058044), (12, 1662548370), (14, 1425041460), (15, 1330038696), (18, 1108365580), (20, 997529022), (21, 950027640), (24, 831274185), (28, 712520730), (30, 665019348), (35, 570016584), (36, 554182790), (40, 498764511), (42, 475013820), (45, 443346232), (56, 356260365), (60, 332509674), (63, 316675880), (70, 285008292), (72, 277091395), (84, 237506910), (90, 221673116), (105, 190005528), (120, 166254837), (126, 158337940), (140, 142504146), (168, 118753455), (180, 110836558), (210, 95002764), (252, 79168970), (280, 71252073), (315, 63335176), (360, 55418279), (420, 47501382), (504, 39584485), (630, 31667588), (840, 23750691), (1260, 15833794), (2520, 7916897)]