17338880

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:557

約数の個数: 80

約数和(自身を含む): 44856504

約数和(自身を除く): 27517624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 521, 640, 832, 1040, 1042, 1280, 1664, 2080, 2084, 2560, 2605, 3328, 4160, 4168, 5210, 6656, 6773, 8320, 8336, 10420, 13546, 16640, 16672, 20840, 27092, 33280, 33344, 33865, 41680, 54184, 66688, 67730, 83360, 108368, 133376, 135460, 166720, 216736, 266752, 270920, 333440, 433472, 541840, 666880, 866944, 1083680, 1333760, 1733888, 2167360, 3467776, 4334720, 8669440, 17338880]

約数ペア:

[(1, 17338880), (2, 8669440), (4, 4334720), (5, 3467776), (8, 2167360), (10, 1733888), (13, 1333760), (16, 1083680), (20, 866944), (26, 666880), (32, 541840), (40, 433472), (52, 333440), (64, 270920), (65, 266752), (80, 216736), (104, 166720), (128, 135460), (130, 133376), (160, 108368), (208, 83360), (256, 67730), (260, 66688), (320, 54184), (416, 41680), (512, 33865), (520, 33344), (521, 33280), (640, 27092), (832, 20840), (1040, 16672), (1042, 16640), (1280, 13546), (1664, 10420), (2080, 8336), (2084, 8320), (2560, 6773), (2605, 6656), (3328, 5210), (4160, 4168)]