19110120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 57741120

約数和(自身を除く): 38631000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 977, 978, 1304, 1630, 1954, 1956, 2445, 2931, 3260, 3908, 3912, 4885, 4890, 5862, 6520, 7816, 9770, 9780, 11724, 14655, 19540, 19560, 23448, 29310, 39080, 58620, 117240, 159251, 318502, 477753, 637004, 796255, 955506, 1274008, 1592510, 1911012, 2388765, 3185020, 3822024, 4777530, 6370040, 9555060, 19110120]

約数ペア:

[(1, 19110120), (2, 9555060), (3, 6370040), (4, 4777530), (5, 3822024), (6, 3185020), (8, 2388765), (10, 1911012), (12, 1592510), (15, 1274008), (20, 955506), (24, 796255), (30, 637004), (40, 477753), (60, 318502), (120, 159251), (163, 117240), (326, 58620), (489, 39080), (652, 29310), (815, 23448), (977, 19560), (978, 19540), (1304, 14655), (1630, 11724), (1954, 9780), (1956, 9770), (2445, 7816), (2931, 6520), (3260, 5862), (3908, 4890), (3912, 4885)]