216855970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1\times {\mathrm{883}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 400982400

約数和(自身を除く): 184126430

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 599, 883, 1198, 1766, 2995, 4415, 5990, 8830, 24559, 36203, 49118, 72406, 122795, 181015, 245590, 362030, 528917, 1057834, 2644585, 5289170, 21685597, 43371194, 108427985, 216855970]

約数ペア:

[(1, 216855970), (2, 108427985), (5, 43371194), (10, 21685597), (41, 5289170), (82, 2644585), (205, 1057834), (410, 528917), (599, 362030), (883, 245590), (1198, 181015), (1766, 122795), (2995, 72406), (4415, 49118), (5990, 36203), (8830, 24559)]