40707436

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 91929600

約数和(自身を除く): 51222164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 196, 239, 308, 316, 478, 539, 553, 869, 956, 1078, 1106, 1673, 1738, 2156, 2212, 2629, 3346, 3476, 3871, 5258, 6083, 6692, 7742, 10516, 11711, 12166, 15484, 18403, 18881, 23422, 24332, 36806, 37762, 42581, 46844, 73612, 75524, 85162, 128821, 132167, 170324, 207691, 257642, 264334, 415382, 515284, 528668, 830764, 925169, 1453837, 1850338, 2907674, 3700676, 5815348, 10176859, 20353718, 40707436]

約数ペア:

[(1, 40707436), (2, 20353718), (4, 10176859), (7, 5815348), (11, 3700676), (14, 2907674), (22, 1850338), (28, 1453837), (44, 925169), (49, 830764), (77, 528668), (79, 515284), (98, 415382), (154, 264334), (158, 257642), (196, 207691), (239, 170324), (308, 132167), (316, 128821), (478, 85162), (539, 75524), (553, 73612), (869, 46844), (956, 42581), (1078, 37762), (1106, 36806), (1673, 24332), (1738, 23422), (2156, 18881), (2212, 18403), (2629, 15484), (3346, 12166), (3476, 11711), (3871, 10516), (5258, 7742), (6083, 6692)]