29170640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 72919440

約数和(自身を除く): 43748800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 241, 272, 340, 356, 445, 482, 680, 712, 890, 964, 1205, 1360, 1424, 1513, 1780, 1928, 2410, 3026, 3560, 3856, 4097, 4820, 6052, 7120, 7565, 8194, 9640, 12104, 15130, 16388, 19280, 20485, 21449, 24208, 30260, 32776, 40970, 42898, 60520, 65552, 81940, 85796, 107245, 121040, 163880, 171592, 214490, 327760, 343184, 364633, 428980, 729266, 857960, 1458532, 1715920, 1823165, 2917064, 3646330, 5834128, 7292660, 14585320, 29170640]

約数ペア:

[(1, 29170640), (2, 14585320), (4, 7292660), (5, 5834128), (8, 3646330), (10, 2917064), (16, 1823165), (17, 1715920), (20, 1458532), (34, 857960), (40, 729266), (68, 428980), (80, 364633), (85, 343184), (89, 327760), (136, 214490), (170, 171592), (178, 163880), (241, 121040), (272, 107245), (340, 85796), (356, 81940), (445, 65552), (482, 60520), (680, 42898), (712, 40970), (890, 32776), (964, 30260), (1205, 24208), (1360, 21449), (1424, 20485), (1513, 19280), (1780, 16388), (1928, 15130), (2410, 12104), (3026, 9640), (3560, 8194), (3856, 7565), (4097, 7120), (4820, 6052)]