2018717210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 3851366400

約数和(自身を除く): 1832649190

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 155, 235, 310, 349, 397, 470, 698, 794, 1457, 1745, 1985, 2914, 3490, 3970, 7285, 10819, 12307, 14570, 16403, 18659, 21638, 24614, 32806, 37318, 54095, 61535, 82015, 93295, 108190, 123070, 138553, 164030, 186590, 277106, 508493, 578429, 692765, 1016986, 1156858, 1385530, 2542465, 2892145, 4295143, 5084930, 5784290, 6511991, 8590286, 13023982, 21475715, 32559955, 42951430, 65119910, 201871721, 403743442, 1009358605, 2018717210]

約数ペア:

[(1, 2018717210), (2, 1009358605), (5, 403743442), (10, 201871721), (31, 65119910), (47, 42951430), (62, 32559955), (94, 21475715), (155, 13023982), (235, 8590286), (310, 6511991), (349, 5784290), (397, 5084930), (470, 4295143), (698, 2892145), (794, 2542465), (1457, 1385530), (1745, 1156858), (1985, 1016986), (2914, 692765), (3490, 578429), (3970, 508493), (7285, 277106), (10819, 186590), (12307, 164030), (14570, 138553), (16403, 123070), (18659, 108190), (21638, 93295), (24614, 82015), (32806, 61535), (37318, 54095)]