2078173840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{22807}}^1$

素因数の和:22904

約数の個数: 80

約数和(自身を含む): 5192560512

約数和(自身を除く): 3114386672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1072, 1139, 1340, 1360, 2278, 2680, 4556, 5360, 5695, 9112, 11390, 18224, 22780, 22807, 45560, 45614, 91120, 91228, 114035, 182456, 228070, 364912, 387719, 456140, 775438, 912280, 1528069, 1550876, 1824560, 1938595, 3056138, 3101752, 3877190, 6112276, 6203504, 7640345, 7754380, 12224552, 15280690, 15508760, 24449104, 25977173, 30561380, 31017520, 51954346, 61122760, 103908692, 122245520, 129885865, 207817384, 259771730, 415634768, 519543460, 1039086920, 2078173840]

約数ペア:

[(1, 2078173840), (2, 1039086920), (4, 519543460), (5, 415634768), (8, 259771730), (10, 207817384), (16, 129885865), (17, 122245520), (20, 103908692), (34, 61122760), (40, 51954346), (67, 31017520), (68, 30561380), (80, 25977173), (85, 24449104), (134, 15508760), (136, 15280690), (170, 12224552), (268, 7754380), (272, 7640345), (335, 6203504), (340, 6112276), (536, 3877190), (670, 3101752), (680, 3056138), (1072, 1938595), (1139, 1824560), (1340, 1550876), (1360, 1528069), (2278, 912280), (2680, 775438), (4556, 456140), (5360, 387719), (5695, 364912), (9112, 228070), (11390, 182456), (18224, 114035), (22780, 91228), (22807, 91120), (45560, 45614)]