18632240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 48854016

約数和(自身を除く): 30221776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 683, 880, 1240, 1364, 1366, 1705, 2480, 2728, 2732, 3410, 3415, 5456, 5464, 6820, 6830, 7513, 10928, 13640, 13660, 15026, 21173, 27280, 27320, 30052, 37565, 42346, 54640, 60104, 75130, 84692, 105865, 120208, 150260, 169384, 211730, 232903, 300520, 338768, 423460, 465806, 601040, 846920, 931612, 1164515, 1693840, 1863224, 2329030, 3726448, 4658060, 9316120, 18632240]

約数ペア:

[(1, 18632240), (2, 9316120), (4, 4658060), (5, 3726448), (8, 2329030), (10, 1863224), (11, 1693840), (16, 1164515), (20, 931612), (22, 846920), (31, 601040), (40, 465806), (44, 423460), (55, 338768), (62, 300520), (80, 232903), (88, 211730), (110, 169384), (124, 150260), (155, 120208), (176, 105865), (220, 84692), (248, 75130), (310, 60104), (341, 54640), (440, 42346), (496, 37565), (620, 30052), (682, 27320), (683, 27280), (880, 21173), (1240, 15026), (1364, 13660), (1366, 13640), (1705, 10928), (2480, 7513), (2728, 6830), (2732, 6820), (3410, 5464), (3415, 5456)]