18566720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3413}}^1$

素因数の和:3447

約数の個数: 56

約数和(自身を含む): 46826424

約数和(自身を除く): 28259704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 3413, 5440, 6826, 13652, 17065, 27304, 34130, 54608, 58021, 68260, 109216, 116042, 136520, 218432, 232084, 273040, 290105, 464168, 546080, 580210, 928336, 1092160, 1160420, 1856672, 2320840, 3713344, 4641680, 9283360, 18566720]

約数ペア:

[(1, 18566720), (2, 9283360), (4, 4641680), (5, 3713344), (8, 2320840), (10, 1856672), (16, 1160420), (17, 1092160), (20, 928336), (32, 580210), (34, 546080), (40, 464168), (64, 290105), (68, 273040), (80, 232084), (85, 218432), (136, 136520), (160, 116042), (170, 109216), (272, 68260), (320, 58021), (340, 54608), (544, 34130), (680, 27304), (1088, 17065), (1360, 13652), (2720, 6826), (3413, 5440)]