19853751720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15040721}}^1$

素因数の和:15040746

約数の個数: 64

約数和(自身を含む): 64975919040

約数和(自身を除く): 45122167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15040721, 30081442, 45122163, 60162884, 75203605, 90244326, 120325768, 150407210, 165447931, 180488652, 225610815, 300814420, 330895862, 360977304, 451221630, 496343793, 601628840, 661791724, 827239655, 902443260, 992687586, 1323583448, 1654479310, 1804886520, 1985375172, 2481718965, 3308958620, 3970750344, 4963437930, 6617917240, 9926875860, 19853751720]

約数ペア:

[(1, 19853751720), (2, 9926875860), (3, 6617917240), (4, 4963437930), (5, 3970750344), (6, 3308958620), (8, 2481718965), (10, 1985375172), (11, 1804886520), (12, 1654479310), (15, 1323583448), (20, 992687586), (22, 902443260), (24, 827239655), (30, 661791724), (33, 601628840), (40, 496343793), (44, 451221630), (55, 360977304), (60, 330895862), (66, 300814420), (88, 225610815), (110, 180488652), (120, 165447931), (132, 150407210), (165, 120325768), (220, 90244326), (264, 75203605), (330, 60162884), (440, 45122163), (660, 30081442), (1320, 15040721)]