1869883900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{1409}}^1$

素因数の和:2023

約数の個数: 72

約数和(自身を含む): 4244415840

約数和(自身を除く): 2374531940

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 577, 1150, 1154, 1409, 2300, 2308, 2818, 2885, 5636, 5770, 7045, 11540, 13271, 14090, 14425, 26542, 28180, 28850, 32407, 35225, 53084, 57700, 64814, 66355, 70450, 129628, 132710, 140900, 162035, 265420, 324070, 331775, 648140, 663550, 810175, 812993, 1327100, 1620350, 1625986, 3240700, 3251972, 4064965, 8129930, 16259860, 18698839, 20324825, 37397678, 40649650, 74795356, 81299300, 93494195, 186988390, 373976780, 467470975, 934941950, 1869883900]

約数ペア:

[(1, 1869883900), (2, 934941950), (4, 467470975), (5, 373976780), (10, 186988390), (20, 93494195), (23, 81299300), (25, 74795356), (46, 40649650), (50, 37397678), (92, 20324825), (100, 18698839), (115, 16259860), (230, 8129930), (460, 4064965), (575, 3251972), (577, 3240700), (1150, 1625986), (1154, 1620350), (1409, 1327100), (2300, 812993), (2308, 810175), (2818, 663550), (2885, 648140), (5636, 331775), (5770, 324070), (7045, 265420), (11540, 162035), (13271, 140900), (14090, 132710), (14425, 129628), (26542, 70450), (28180, 66355), (28850, 64814), (32407, 57700), (35225, 53084)]