206409160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8761}}^1$

素因数の和:8822

約数の個数: 64

約数和(自身を含む): 504691200

約数和(自身を除く): 298282040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 8761, 11780, 17522, 23560, 35044, 43805, 70088, 87610, 166459, 175220, 271591, 332918, 350440, 543182, 665836, 832295, 1086364, 1331672, 1357955, 1664590, 2172728, 2715910, 3329180, 5160229, 5431820, 6658360, 10320458, 10863640, 20640916, 25801145, 41281832, 51602290, 103204580, 206409160]

約数ペア:

[(1, 206409160), (2, 103204580), (4, 51602290), (5, 41281832), (8, 25801145), (10, 20640916), (19, 10863640), (20, 10320458), (31, 6658360), (38, 5431820), (40, 5160229), (62, 3329180), (76, 2715910), (95, 2172728), (124, 1664590), (152, 1357955), (155, 1331672), (190, 1086364), (248, 832295), (310, 665836), (380, 543182), (589, 350440), (620, 332918), (760, 271591), (1178, 175220), (1240, 166459), (2356, 87610), (2945, 70088), (4712, 43805), (5890, 35044), (8761, 23560), (11780, 17522)]