28944580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 74027520

約数和(自身を除く): 45082940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 101, 115, 140, 161, 178, 202, 230, 322, 356, 404, 445, 460, 505, 623, 644, 707, 805, 890, 1010, 1246, 1414, 1610, 1780, 2020, 2047, 2323, 2492, 2828, 3115, 3220, 3535, 4094, 4646, 6230, 7070, 8188, 8989, 9292, 10235, 11615, 12460, 14140, 14329, 16261, 17978, 20470, 23230, 28658, 32522, 35956, 40940, 44945, 46460, 57316, 62923, 65044, 71645, 81305, 89890, 125846, 143290, 162610, 179780, 206747, 251692, 286580, 314615, 325220, 413494, 629230, 826988, 1033735, 1258460, 1447229, 2067470, 2894458, 4134940, 5788916, 7236145, 14472290, 28944580]

約数ペア:

[(1, 28944580), (2, 14472290), (4, 7236145), (5, 5788916), (7, 4134940), (10, 2894458), (14, 2067470), (20, 1447229), (23, 1258460), (28, 1033735), (35, 826988), (46, 629230), (70, 413494), (89, 325220), (92, 314615), (101, 286580), (115, 251692), (140, 206747), (161, 179780), (178, 162610), (202, 143290), (230, 125846), (322, 89890), (356, 81305), (404, 71645), (445, 65044), (460, 62923), (505, 57316), (623, 46460), (644, 44945), (707, 40940), (805, 35956), (890, 32522), (1010, 28658), (1246, 23230), (1414, 20470), (1610, 17978), (1780, 16261), (2020, 14329), (2047, 14140), (2323, 12460), (2492, 11615), (2828, 10235), (3115, 9292), (3220, 8989), (3535, 8188), (4094, 7070), (4646, 6230)]