7289940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 24724224

約数和(自身を除く): 17434284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1021, 1190, 1428, 1785, 2042, 2380, 3063, 3570, 4084, 5105, 6126, 7140, 7147, 10210, 12252, 14294, 15315, 17357, 20420, 21441, 28588, 30630, 34714, 35735, 42882, 52071, 61260, 69428, 71470, 85764, 86785, 104142, 107205, 121499, 142940, 173570, 208284, 214410, 242998, 260355, 347140, 364497, 428820, 485996, 520710, 607495, 728994, 1041420, 1214990, 1457988, 1822485, 2429980, 3644970, 7289940]

約数ペア:

[(1, 7289940), (2, 3644970), (3, 2429980), (4, 1822485), (5, 1457988), (6, 1214990), (7, 1041420), (10, 728994), (12, 607495), (14, 520710), (15, 485996), (17, 428820), (20, 364497), (21, 347140), (28, 260355), (30, 242998), (34, 214410), (35, 208284), (42, 173570), (51, 142940), (60, 121499), (68, 107205), (70, 104142), (84, 86785), (85, 85764), (102, 71470), (105, 69428), (119, 61260), (140, 52071), (170, 42882), (204, 35735), (210, 34714), (238, 30630), (255, 28588), (340, 21441), (357, 20420), (420, 17357), (476, 15315), (510, 14294), (595, 12252), (714, 10210), (1020, 7147), (1021, 7140), (1190, 6126), (1428, 5105), (1785, 4084), (2042, 3570), (2380, 3063)]