2305290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 6241536

約数和(自身を除く): 3936246

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 257, 299, 345, 390, 514, 598, 690, 771, 897, 1285, 1495, 1542, 1794, 2570, 2990, 3341, 3855, 4485, 5911, 6682, 7710, 8970, 10023, 11822, 16705, 17733, 20046, 29555, 33410, 35466, 50115, 59110, 76843, 88665, 100230, 153686, 177330, 230529, 384215, 461058, 768430, 1152645, 2305290]

約数ペア:

[(1, 2305290), (2, 1152645), (3, 768430), (5, 461058), (6, 384215), (10, 230529), (13, 177330), (15, 153686), (23, 100230), (26, 88665), (30, 76843), (39, 59110), (46, 50115), (65, 35466), (69, 33410), (78, 29555), (115, 20046), (130, 17733), (138, 16705), (195, 11822), (230, 10023), (257, 8970), (299, 7710), (345, 6682), (390, 5911), (514, 4485), (598, 3855), (690, 3341), (771, 2990), (897, 2570), (1285, 1794), (1495, 1542)]