20894700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 108

約数和(自身を含む): 64487192

約数和(自身を除く): 43592492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 241, 255, 289, 300, 340, 425, 482, 510, 578, 723, 850, 867, 964, 1020, 1156, 1205, 1275, 1445, 1446, 1700, 1734, 2410, 2550, 2890, 2892, 3468, 3615, 4097, 4335, 4820, 5100, 5780, 6025, 7225, 7230, 8194, 8670, 12050, 12291, 14450, 14460, 16388, 17340, 18075, 20485, 21675, 24100, 24582, 28900, 36150, 40970, 43350, 49164, 61455, 69649, 72300, 81940, 86700, 102425, 122910, 139298, 204850, 208947, 245820, 278596, 307275, 348245, 409700, 417894, 614550, 696490, 835788, 1044735, 1229100, 1392980, 1741225, 2089470, 3482450, 4178940, 5223675, 6964900, 10447350, 20894700]

約数ペア:

[(1, 20894700), (2, 10447350), (3, 6964900), (4, 5223675), (5, 4178940), (6, 3482450), (10, 2089470), (12, 1741225), (15, 1392980), (17, 1229100), (20, 1044735), (25, 835788), (30, 696490), (34, 614550), (50, 417894), (51, 409700), (60, 348245), (68, 307275), (75, 278596), (85, 245820), (100, 208947), (102, 204850), (150, 139298), (170, 122910), (204, 102425), (241, 86700), (255, 81940), (289, 72300), (300, 69649), (340, 61455), (425, 49164), (482, 43350), (510, 40970), (578, 36150), (723, 28900), (850, 24582), (867, 24100), (964, 21675), (1020, 20485), (1156, 18075), (1205, 17340), (1275, 16388), (1445, 14460), (1446, 14450), (1700, 12291), (1734, 12050), (2410, 8670), (2550, 8194), (2890, 7230), (2892, 7225), (3468, 6025), (3615, 5780), (4097, 5100), (4335, 4820)]