427985840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1427}}^1$

素因数の和:1626

約数の個数: 80

約数和(自身を含む): 1045433088

約数和(自身を除く): 617447248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 163, 184, 230, 326, 368, 460, 652, 815, 920, 1304, 1427, 1630, 1840, 2608, 2854, 3260, 3749, 5708, 6520, 7135, 7498, 11416, 13040, 14270, 14996, 18745, 22832, 28540, 29992, 32821, 37490, 57080, 59984, 65642, 74980, 114160, 131284, 149960, 164105, 232601, 262568, 299920, 328210, 465202, 525136, 656420, 930404, 1163005, 1312840, 1860808, 2326010, 2625680, 3721616, 4652020, 5349823, 9304040, 10699646, 18608080, 21399292, 26749115, 42798584, 53498230, 85597168, 106996460, 213992920, 427985840]

約数ペア:

[(1, 427985840), (2, 213992920), (4, 106996460), (5, 85597168), (8, 53498230), (10, 42798584), (16, 26749115), (20, 21399292), (23, 18608080), (40, 10699646), (46, 9304040), (80, 5349823), (92, 4652020), (115, 3721616), (163, 2625680), (184, 2326010), (230, 1860808), (326, 1312840), (368, 1163005), (460, 930404), (652, 656420), (815, 525136), (920, 465202), (1304, 328210), (1427, 299920), (1630, 262568), (1840, 232601), (2608, 164105), (2854, 149960), (3260, 131284), (3749, 114160), (5708, 74980), (6520, 65642), (7135, 59984), (7498, 57080), (11416, 37490), (13040, 32821), (14270, 29992), (14996, 28540), (18745, 22832)]