306551180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{6173}}^1$

素因数の和:6386

約数の個数: 48

約数和(自身を含む): 697019904

約数和(自身を除く): 390468724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 955, 1910, 2483, 3820, 4966, 6173, 9932, 12346, 12415, 24692, 24830, 30865, 49660, 61730, 80249, 123460, 160498, 320996, 401245, 802490, 1179043, 1604980, 2358086, 4716172, 5895215, 11790430, 15327559, 23580860, 30655118, 61310236, 76637795, 153275590, 306551180]

約数ペア:

[(1, 306551180), (2, 153275590), (4, 76637795), (5, 61310236), (10, 30655118), (13, 23580860), (20, 15327559), (26, 11790430), (52, 5895215), (65, 4716172), (130, 2358086), (191, 1604980), (260, 1179043), (382, 802490), (764, 401245), (955, 320996), (1910, 160498), (2483, 123460), (3820, 80249), (4966, 61730), (6173, 49660), (9932, 30865), (12346, 24830), (12415, 24692)]