17995740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6121}}^1$

素因数の和:6147

約数の個数: 72

約数和(自身を含む): 58624272

約数和(自身を除く): 40628532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6121, 12242, 18363, 24484, 30605, 36726, 42847, 61210, 73452, 85694, 91815, 122420, 128541, 171388, 183630, 214235, 257082, 299929, 367260, 428470, 514164, 599858, 642705, 856940, 899787, 1199716, 1285410, 1499645, 1799574, 2570820, 2999290, 3599148, 4498935, 5998580, 8997870, 17995740]

約数ペア:

[(1, 17995740), (2, 8997870), (3, 5998580), (4, 4498935), (5, 3599148), (6, 2999290), (7, 2570820), (10, 1799574), (12, 1499645), (14, 1285410), (15, 1199716), (20, 899787), (21, 856940), (28, 642705), (30, 599858), (35, 514164), (42, 428470), (49, 367260), (60, 299929), (70, 257082), (84, 214235), (98, 183630), (105, 171388), (140, 128541), (147, 122420), (196, 91815), (210, 85694), (245, 73452), (294, 61210), (420, 42847), (490, 36726), (588, 30605), (735, 24484), (980, 18363), (1470, 12242), (2940, 6121)]