31537040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23189}}^1$

素因数の和:23219

約数の個数: 40

約数和(自身を含む): 77640120

約数和(自身を除く): 46103080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 23189, 46378, 92756, 115945, 185512, 231890, 371024, 394213, 463780, 788426, 927560, 1576852, 1855120, 1971065, 3153704, 3942130, 6307408, 7884260, 15768520, 31537040]

約数ペア:

[(1, 31537040), (2, 15768520), (4, 7884260), (5, 6307408), (8, 3942130), (10, 3153704), (16, 1971065), (17, 1855120), (20, 1576852), (34, 927560), (40, 788426), (68, 463780), (80, 394213), (85, 371024), (136, 231890), (170, 185512), (272, 115945), (340, 92756), (680, 46378), (1360, 23189)]