20002922900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{89659}}^1$

素因数の和:89793

約数の個数: 72

約数和(自身を含む): 45761029440

約数和(自身を除く): 25758106540

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 97, 100, 115, 194, 230, 388, 460, 485, 575, 970, 1150, 1940, 2231, 2300, 2425, 4462, 4850, 8924, 9700, 11155, 22310, 44620, 55775, 89659, 111550, 179318, 223100, 358636, 448295, 896590, 1793180, 2062157, 2241475, 4124314, 4482950, 8248628, 8696923, 8965900, 10310785, 17393846, 20621570, 34787692, 41243140, 43484615, 51553925, 86969230, 103107850, 173938460, 200029229, 206215700, 217423075, 400058458, 434846150, 800116916, 869692300, 1000146145, 2000292290, 4000584580, 5000730725, 10001461450, 20002922900]

約数ペア:

[(1, 20002922900), (2, 10001461450), (4, 5000730725), (5, 4000584580), (10, 2000292290), (20, 1000146145), (23, 869692300), (25, 800116916), (46, 434846150), (50, 400058458), (92, 217423075), (97, 206215700), (100, 200029229), (115, 173938460), (194, 103107850), (230, 86969230), (388, 51553925), (460, 43484615), (485, 41243140), (575, 34787692), (970, 20621570), (1150, 17393846), (1940, 10310785), (2231, 8965900), (2300, 8696923), (2425, 8248628), (4462, 4482950), (4850, 4124314), (8924, 2241475), (9700, 2062157), (11155, 1793180), (22310, 896590), (44620, 448295), (55775, 358636), (89659, 223100), (111550, 179318)]