28982240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 79289280

約数和(自身を除く): 50307040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 113, 140, 160, 224, 226, 229, 280, 452, 458, 560, 565, 791, 904, 916, 1120, 1130, 1145, 1582, 1603, 1808, 1832, 2260, 2290, 3164, 3206, 3616, 3664, 3955, 4520, 4580, 6328, 6412, 7328, 7910, 8015, 9040, 9160, 12656, 12824, 15820, 16030, 18080, 18320, 25312, 25648, 25877, 31640, 32060, 36640, 51296, 51754, 63280, 64120, 103508, 126560, 128240, 129385, 181139, 207016, 256480, 258770, 362278, 414032, 517540, 724556, 828064, 905695, 1035080, 1449112, 1811390, 2070160, 2898224, 3622780, 4140320, 5796448, 7245560, 14491120, 28982240]

約数ペア:

[(1, 28982240), (2, 14491120), (4, 7245560), (5, 5796448), (7, 4140320), (8, 3622780), (10, 2898224), (14, 2070160), (16, 1811390), (20, 1449112), (28, 1035080), (32, 905695), (35, 828064), (40, 724556), (56, 517540), (70, 414032), (80, 362278), (112, 258770), (113, 256480), (140, 207016), (160, 181139), (224, 129385), (226, 128240), (229, 126560), (280, 103508), (452, 64120), (458, 63280), (560, 51754), (565, 51296), (791, 36640), (904, 32060), (916, 31640), (1120, 25877), (1130, 25648), (1145, 25312), (1582, 18320), (1603, 18080), (1808, 16030), (1832, 15820), (2260, 12824), (2290, 12656), (3164, 9160), (3206, 9040), (3616, 8015), (3664, 7910), (3955, 7328), (4520, 6412), (4580, 6328)]