4097432840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{12281}}^1$

素因数の和:12750

約数の個数: 64

約数和(自身を含む): 9727344000

約数和(自身を除く): 5629911160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 439, 760, 878, 1756, 2195, 3512, 4390, 8341, 8780, 12281, 16682, 17560, 24562, 33364, 41705, 49124, 61405, 66728, 83410, 98248, 122810, 166820, 233339, 245620, 333640, 466678, 491240, 933356, 1166695, 1866712, 2333390, 4666780, 5391359, 9333560, 10782718, 21565436, 26956795, 43130872, 53913590, 102435821, 107827180, 204871642, 215654360, 409743284, 512179105, 819486568, 1024358210, 2048716420, 4097432840]

約数ペア:

[(1, 4097432840), (2, 2048716420), (4, 1024358210), (5, 819486568), (8, 512179105), (10, 409743284), (19, 215654360), (20, 204871642), (38, 107827180), (40, 102435821), (76, 53913590), (95, 43130872), (152, 26956795), (190, 21565436), (380, 10782718), (439, 9333560), (760, 5391359), (878, 4666780), (1756, 2333390), (2195, 1866712), (3512, 1166695), (4390, 933356), (8341, 491240), (8780, 466678), (12281, 333640), (16682, 245620), (17560, 233339), (24562, 166820), (33364, 122810), (41705, 98248), (49124, 83410), (61405, 66728)]