22516520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 37358680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 53, 65, 76, 86, 95, 104, 106, 130, 152, 172, 190, 212, 215, 247, 260, 265, 344, 380, 424, 430, 494, 520, 530, 559, 689, 760, 817, 860, 988, 1007, 1060, 1118, 1235, 1378, 1634, 1720, 1976, 2014, 2120, 2236, 2279, 2470, 2756, 2795, 3268, 3445, 4028, 4085, 4472, 4558, 4940, 5035, 5512, 5590, 6536, 6890, 8056, 8170, 9116, 9880, 10070, 10621, 11180, 11395, 13091, 13780, 16340, 18232, 20140, 21242, 22360, 22790, 26182, 27560, 29627, 32680, 40280, 42484, 43301, 45580, 52364, 53105, 59254, 65455, 84968, 86602, 91160, 104728, 106210, 118508, 130910, 148135, 173204, 212420, 216505, 237016, 261820, 296270, 346408, 424840, 433010, 523640, 562913, 592540, 866020, 1125826, 1185080, 1732040, 2251652, 2814565, 4503304, 5629130, 11258260, 22516520]

約数ペア:

[(1, 22516520), (2, 11258260), (4, 5629130), (5, 4503304), (8, 2814565), (10, 2251652), (13, 1732040), (19, 1185080), (20, 1125826), (26, 866020), (38, 592540), (40, 562913), (43, 523640), (52, 433010), (53, 424840), (65, 346408), (76, 296270), (86, 261820), (95, 237016), (104, 216505), (106, 212420), (130, 173204), (152, 148135), (172, 130910), (190, 118508), (212, 106210), (215, 104728), (247, 91160), (260, 86602), (265, 84968), (344, 65455), (380, 59254), (424, 53105), (430, 52364), (494, 45580), (520, 43301), (530, 42484), (559, 40280), (689, 32680), (760, 29627), (817, 27560), (860, 26182), (988, 22790), (1007, 22360), (1060, 21242), (1118, 20140), (1235, 18232), (1378, 16340), (1634, 13780), (1720, 13091), (1976, 11395), (2014, 11180), (2120, 10621), (2236, 10070), (2279, 9880), (2470, 9116), (2756, 8170), (2795, 8056), (3268, 6890), (3445, 6536), (4028, 5590), (4085, 5512), (4472, 5035), (4558, 4940)]