2008457570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 4335917040

約数和(自身を除く): 2327459470

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 257, 287, 389, 410, 490, 514, 574, 778, 1285, 1435, 1799, 1945, 2009, 2570, 2723, 2870, 3598, 3890, 4018, 5446, 8995, 10045, 10537, 12593, 13615, 15949, 17990, 19061, 20090, 21074, 25186, 27230, 31898, 38122, 52685, 62965, 73759, 79745, 95305, 99973, 105370, 111643, 125930, 147518, 159490, 190610, 199946, 223286, 368795, 499865, 516313, 558215, 699811, 737590, 781501, 999730, 1032626, 1116430, 1399622, 1563002, 2581565, 3499055, 3907505, 4098893, 4898677, 5163130, 6998110, 7815010, 8197786, 9797354, 20494465, 24493385, 28692251, 40988930, 48986770, 57384502, 143461255, 200845757, 286922510, 401691514, 1004228785, 2008457570]

約数ペア:

[(1, 2008457570), (2, 1004228785), (5, 401691514), (7, 286922510), (10, 200845757), (14, 143461255), (35, 57384502), (41, 48986770), (49, 40988930), (70, 28692251), (82, 24493385), (98, 20494465), (205, 9797354), (245, 8197786), (257, 7815010), (287, 6998110), (389, 5163130), (410, 4898677), (490, 4098893), (514, 3907505), (574, 3499055), (778, 2581565), (1285, 1563002), (1435, 1399622), (1799, 1116430), (1945, 1032626), (2009, 999730), (2570, 781501), (2723, 737590), (2870, 699811), (3598, 558215), (3890, 516313), (4018, 499865), (5446, 368795), (8995, 223286), (10045, 199946), (10537, 190610), (12593, 159490), (13615, 147518), (15949, 125930), (17990, 111643), (19061, 105370), (20090, 99973), (21074, 95305), (25186, 79745), (27230, 73759), (31898, 62965), (38122, 52685)]