19225560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 58164480

約数和(自身を除く): 38938920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1223, 1310, 1572, 1965, 2446, 2620, 3144, 3669, 3930, 4892, 5240, 6115, 7338, 7860, 9784, 12230, 14676, 15720, 18345, 24460, 29352, 36690, 48920, 73380, 146760, 160213, 320426, 480639, 640852, 801065, 961278, 1281704, 1602130, 1922556, 2403195, 3204260, 3845112, 4806390, 6408520, 9612780, 19225560]

約数ペア:

[(1, 19225560), (2, 9612780), (3, 6408520), (4, 4806390), (5, 3845112), (6, 3204260), (8, 2403195), (10, 1922556), (12, 1602130), (15, 1281704), (20, 961278), (24, 801065), (30, 640852), (40, 480639), (60, 320426), (120, 160213), (131, 146760), (262, 73380), (393, 48920), (524, 36690), (655, 29352), (786, 24460), (1048, 18345), (1223, 15720), (1310, 14676), (1572, 12230), (1965, 9784), (2446, 7860), (2620, 7338), (3144, 6115), (3669, 5240), (3930, 4892)]